Rhestr gwyfynod a gloÿnnod byw

Pryfed sy'n perthyn i'r urdd Lepidoptera ydy gloÿnnod byw a gwyfynod. Dyma restr o rai ohonyn nhw yn nhrefn yr wyddor; mae gan dros 1,050 ohonyn nhw enwau Cymraeg; dyma nhw:[1][2]

Argws brown
Gwyfyn y coediwr
Chwimwyfyn aur
Seffyr Rannoch
Ermin gwyn
Britheg Sbaen
Glöyn cynffon gwennol rhesog: y fenyw
Crwbach arian y bedw
Cliradain danllyd
Crynwr cyffredin: siani flewog
Cwcwll rhesog: siani flewog
Copor bach
Cliradain dywyll
Wyau Gwalchwyfyn y fflamgoed
Dad-ddeiliwr: siani flewog
Gwibiwr mawr
Gwregys y gors
Gwyrdd godre pinc
Gwyrdd godreog
Llabed
Llewpart
Llwydfelyn
Llwydfelyn gwelw
Y glöyn byw: Mantell fapadeiniog
Lindys Melyn mannog
Lindys Melyn y drain
Oedolyn Melyn y drain
Melyn y rhafnwydd
Ôl-adain goch
Ôl-adain las
Ôl-adain oren
Ôl-adain wellt: siani flewog
Pansi las
Rhiain y pin
Rhisglyn y Gogledd
Rhisglyn y morfa: benyw ddiadain
Seffyr y ffyrch
Wyau Siobyn
Siobyn benywaidd (ddiaden) a'i chwiler
Siobyn: siani flewog
Siobyn cynffon felen
Lindys Teigr bach
Siani flewog iawn: Teigr llwydfelyn
Gwyfyn Teigr ôl-adain goch
Troedwas brith
Troedwas brithgoch
Troedwas gwridog
Troedwas gyddfgoch
Chwiler Troedwas llwydfelyn
Tusw cleisiog
Nyth o sianis blewog y Wylun bach
[[Wylun y derw]]
Prosesiwn lindysau Ymdeithiwr y pinwydd
Pen siani flewog Ymerawdwr y gellyg
Rhestr gwyfynod a gloÿnnod byw
Enw Safonol Cymraeg Enw Safonol Saesneg Tacson Gwyddonol
gwyfyn arennau disglair Pale Shining Brown

Polia bombycina

gwyfyn arian y drain Chinese Character Cilix glaucata
gwyfyn bwâu arian Silvery Arches Polia hepatica
gwyfyn bwâu Kew Kew Arches Brithys crini
gwyfyn bwâu llwyd Grey Arches Polia nebulosa
gwyfyn euradain Goldwing Synthymia fixa
gwyfyn gwythïen goch Blood-vein Timandra comae
gwyfyn nod gwelw Pale Stigma Mesogona acetosellae
gwyfyn nytmeg Nutmeg Discestra trifolii
gwyfyn sythlin du Saxon Hyppa rectilinea
gwyfyn teires Treble-bar Aplocera plagiata
gwyfyn teires borffor Purple Treble-bar Aplocera praeformata
gwyfyn teires leiaf Lesser Treble-bar Aplocera efformata
gwyfyn teires y Gogledd Manchester Treble-bar Carsia sororiata
adain ariannaidd Grey Shoulder-knot Lithophane ornitopus
adain brin Nonconformist Lithophane lambda
adain ddeifiog Scorched Wing Plagodis dolabraria
adain ddu Chimney Sweep Odezia atrata
adain Gymreig Conformist Lithophane furcifera
adain hirgron Horse Chestnut Pachycnemia hippocastanaria
adain lwydfelen Tawny Pinion Lithophane semibrunnea
adain welw Pale Pinion Lithophane hepatica
aren fawr Great Kidney Synedoida grandirena
arennog deugylch Heart Moth Dicycla oo
arennog melyn y bedw Angle-striped Sallow Enargia paleacea
arennog oren brith Suspected Parastichtis suspecta
arennog tywyll Dingy Shears Parastichtis ypsillon
arennog y poplys Olive Ipimorpha subtusa
arennog yr helyg Double kidney Ipimorpha retusa
argws brown Brown Argus Aricia agestis
argws brown y gogledd Northern Brown Argus Aricia artaxerxes artaxerxes
bachadain brin Scarce Hook-tip Sabra harpagula
bachadain dywyll Dusky Hook-tip Drepana curvatula
bachadain fylchog Scalloped Hook-tip Falcaria lacertinaria
bachadain raeanog Pebble Hook-tip Drepana falcataria falcataria
bachadain y cen Beautiful Hook-tip Laspeyria flexula
bachadain y derw Oak Hook-tip Watsonalla binaria
bachadain y ffawydd Barred Hook-tip Watsonalla cultraria
Berber (gwyfyn) Berber Pseudenargia ulicis
bidog blodiog Miller Acronicta leporina
bidog ffa'r gors Light Knot Grass Acronicta menyanthidis
bidog helygen Fair Sweet Gale Moth Acronicta euphorbiae
bidog llwyd Grey Dagger Acronicta psi
bidog mawr Large Dagger Acronicta cuspis
bidog prin Scarce Dagger Acronicta auricoma
bidog tywyll Dark Dagger Acronicta tridens
bidog y cyrs Reed Dagger Simyra albovenosa
bidog y drain Marsh Dagger Acronicta strigosa
bidog y gwernos Alder Moth Acronicta alni
bidog y masarn Sycamore Acronicta aceris
bidog y poplys Poplar Grey Acronicta megacephala
bidog y tafol Knot Grass Acronicta rumicis
bidog yr yswydd Coronet Craniophora ligustri
blaen brigyn Buff-tip Phalera bucephala
blaen brown Chocolate-tip Clostera curtula
blaen brown bach Small Chocolate-tip Clostera pigra
blaen brown prin Scarce Chocolate-tip Clostera anachoreta
brawd llwyd Brother Raphia frater
brith bach gwelw Pale Mottled Willow Paradrina clavipalpis
brith bach tramor Small Mottled willow Spodoptera exigua
brith bach tywyll Dark Mottled Willow Spodoptera cilium
brith cotwm Affrica African Cotton Leafworm Spodoptera littoralis
brith cotwm Asia Asian Cotton Leafworm Spodoptera litura
brith golau Light Magpie Abraxas pantaria
brith llosg Scorched Carpet Ligdia adustata
brith tri smotyn Dorset Cream Wave Stegania trimaculata
brith y cyrens Magpie Abraxas grossulariata
brith y llwyf Clouded Magpie Abraxas sylvata
brith ymyl gymylog Clouded Border Lomaspilis marginata
brith yr inclys Southern Army Worm Spodoptera eridania
britheg Affrodite Aphrodite Fritillary Issoria aphrodite
britheg arian Silver-washed Fritillary Argynnis paphia
britheg berlog Pearl-bordered Fritillary Boloria euphrosyne
britheg berlog fach Small Pearl-bordered Fritillary Boloria selene
britheg borffor Weaver's Fritillary Boloria dia
britheg frown High Brown Fritillary Argynnis adippe
britheg Glanville Glanville Fritillary Melitaea cinxia
britheg Niobe Niobe Fritillary Argynnis niobe
britheg Sbaen Queen of Spain Fritillary Issoria lathonia
britheg smotiog Spotted Fritillary Melitaea didyma
britheg werdd Dark Green Fritillary Argynnis aglaja
britheg y Canoldir Mediterranean Fritillary Argynnis pandora
britheg y gors Marsh Fritillary Euphydryas aurinia aurinia
britheg y waun Heath Fritillary Melitaea athalia
brithliw Sbaen Spanish Festoon Zerynthia rumina
brithliw'r de Southern Festoon Zerynthia polyxena
brithribin brown Brown Hairstreak Thecla betulae
brithribin du Black Hairstreak Satyrium pruni
brithribin gwyrdd Green Hairstreak Callophrys rubi
brithribin llechlwyd Slate Flash Rapala schistacea
brithribin porffor Purple Hairstreak Neozephyrus quercus
brithribin wen White-letter Hairstreak Satyrium w-album
brithwyfyn y derw Oak Nycteoline Nycteola revayana
brithwyfyn yr helyg Sallow Nycteoline Nycteola degenerana
brithyn ariannaidd Union Rustic Eremobina pabulatricula
brithyn cymylog Clouded Brindle Apamea epomidion
brithyn cymylog bach Small Clouded Brindle Apamea unaminis
brithyn dwy labed Double lobed Apamea ophiogramma
brithyn godreog Clouded-bordered Brindle Apamea crenata
brithyn golau Light Arches Apamea lithoxylaea
brithyn gwargwlwm Rustic Shoulder-knot Apamea sordens
brithyn llwydolau Dusky Brocade Apamea remissa
brithyn llwytgoch Reddish Light Arches Apamea sublustris
brithyn main Slender Brindle Apamea scolopacina
brithyn ocraidd Large Nutmeg Apamea anceps
brithyn prin Scarce Brindle Apamea lateritia
brithyn prudd Confused Apamea furva
brithyn Shetland Exile Apamea zeta is. rh. Marmorata
brithyn tywyll Dark Arches Apamea monoglypha
brithyn y gogledd Northern Arches Apamea zeta is. rh. Assimilis
brithyn y morfa Crescent Striped Apamea oblonga
brychan arian Silver-ground Carpet Xanthorhoe montanata
brychan Arran Arran Carpet Chloroclysta concinnata
brychan Breckland Grey Carpet Lithostege griseata
brychan caerog Fortified Carpet Scotopteryx moeniata
brychan cleisiog Common Marbled Carpet Chloroclysta truncata
brychan cleisiog tywyll Dark Marbled Carpet Chloroclysta citrata citrata
brychan coch Red Carpet Xanthorhoe decoloraria
brychan cochddu Chestnut-coloured Carpet Thera cognata
brychan cochwyrdd Red-green Carpet Chloroclysta siterata
brychan cyffredin Common Carpet Epirrhoe alternata
brychan Cymbria Cumbrian Umber Horisme aquata
brychan cyrens Spinach Eulithis mellinata
brychan deusmotiog coch Red Twin-spot Carpet Xanthorhoe spadicearia
brychan deusmotiog mawr Large Twin-spot Carpet Xanthorhoe quadrifasciata
brychan deusmotiog tywyll Dark-barred Twin-spot Carpet Xanthorhoe ferrugata
brychan du a gwyn Small Argent & Sable Epirrhoe tristata
brychan Dyfnaint Devon Carpet Lampropteryx otregiata
brychan eurgylchog Yellow-ringed Carpet Entephria flavicinctata
brychan fflamgoch Flame Carpet Xanthorhoe designata
brychan gaeaf y gogledd Northern Winter Moth Operophtera fagata
brychan gwar rhesog Shoulder Stripe Anticlea badiata
brychan gwyrdd Green Carpet Colostygia pectinataria
brychan gwyrdd yr hydref Autumn Green Carpet Chloroclysta miata
brychan hardd Beautiful Carpet Mesoleuca albicillata
brychan hardd y calch Pretty Chalk Carpet Melanthia procellata
brychan hydrefol Autumnal Moth Epirrita autumnata
brychan hydrefol bach Small Autumnal Moth Epirrita filigrammaria
brychan lletraws Oblique Carpet Orthonama vittata
brychan llinellog Many-lined Costaconvexa polygrammata
brychan llwyd dau smotyn Striped Twin-spot Nebula salicata
brychan llwyd y mynydd Grey Mountain Carpet Entephria caesiata
brychan llwyd y pinwydd Grey Pine Carpet Thera obeliscata
brychan llwydfrith Mottled Grey Colostygia multistrigaria
brychan llwydwyrdd Beech-green Carpet Colostygia olivata
brychan Madeira Traveller Costaconvexa centrostrigaria
brychan mantellog Royal Mantle Catarhoe cuculata
brychan mantellog Cloaked Carpet Euphyia biangulata
brychan mantellog bach Sharp-angled Carpet Euphyia unangulata
brychan meinresog Slender-striped Rufous Coenocalpe lapidata
brychan osglog Scarce Tissue Rheumaptera cervinalis
brychan pennau saethau Argent & Sable Rheumaptera hastata hastata
brychan rhesen ddulas Purple Bar Cosmorhoe ocellata
brychan rhesen wen White-banded Carpet Spargania luctuata
brychan rhesi bylchog Broken-barred Carpet Electrophaes corylata
brychan rhubanaidd Streamer Anticlea derivata
brychan rhudd Ruddy Carpet Catarhoe rubidata
brychan rhwydog Netted Carpet Eustroma reticulatum
brychan rhydlyd Blue-bordered Carpet Plemyria rubiginata rubiginata
brychan sgolpiog Scallop shell Rheumaptera undulata
brychan sgolpiog brown Brown Scallop Philereme vetulata
brychan sgolpiog tywyll Dark Umber Philereme transversata
brychan Tachwedd November Moth Epirrita dilutata
brychan Tachwedd gwelw Pale November Moth Epirrita christyi
brychan tonnog bach Small Waved Umber Horisme vitalbata
brychan tywyll Dusky Carpet Tephronia sepiaria
brychan y banadl Spanish Carpet Scotopteryx peribolata
brychan y calch Chalk Carpet Scotopteryx bipunctaria
brychan y coed Wood Carpet Epirrhoe rivata
brychan y cypreswydd Cypress Carpet Thera cupressata
brychan y dringhedydd Fern Horisme tersata
brychan y dwr Water Carpet Lampropteryx suffumata
brychan y ffromlys Balsam Carpet Xanthorhoe biriviata
brychan y friwydd Galium Carpet Epirrhoe galiata
brychan y gaeaf Winter Moth Operophtera brumata
brychan y llus Northern Spinach Eulithis populata
brychan y meryw Juniper Carpet Thera juniperata juniperata
brychan y pinwydd Pine Carpet Thera firmata
brychan y rhafnwydd Tissue Triphosa dubitata
brychan y sbriws Spruce Carpet Thera britannica
brychan y wermod Dark Spinach Pelurga comitata
brychan yr ardd Garden Carpet Xanthorhoe fluctuata fluctuata
brychan yr eurddrain Barberry Carpet Pareulype berberata
brychan yr hocys Mallow Larentia clavaria
bwâu duon bach Small Black Arches Meganola strigula
bwâu duon Jersey Jersey black arches Nola chlamitulalis
bwâu duon lleiaf Least Black Arches Nola confusalis
bwâu duon mantellog Short-cloaked Moth Nola cucullatella
bwâu duon y meillion Scarce Black Arches Nola aerugula
bwâu duon y mwyar Kent Black Arches Meganola albula
bwâu gwyrdd Green Arches Anaplectoides prasina
bwâu llwydfelyn Buff Arches Habrosyne pyritoides
bwâu mawr Great Brocade Eurois occulta
bwrned chwe smotyn Six-spot Burnet Zygaena filipendulae
bwrned main yr Alban Slender Scotch Burnet Zygaena loti
bwrned pum smotyn Five-spot Burnet Zygaena trifolii
bwrned pum smotyn ymyl gul Narrow-bordered Five-spot Burnet Zygaena lonicerae
bwrned tryloyw Llyn Transparent Burnet Zygaena purpuralis segontii
bwrned tryloyw'r Alban Transparent Burnet caledoniensis
bwrned y Fforest Newydd New Forest Burnet Zygaena viciae
bwrned yr Alban Scotch Burnet Zygaena exulans
bychan nod aren Kidney-spotted Minor Lacinipolia renigera
carpiog Awst August Thorn Ennomos quercinaria
carpiog cynnar Early Thorn Selenia dentaria
carpiog gwar melyn Canary-shouldered Thorn Ennomos alniaria
carpiog lloerennog Lunar Thorn Selenia lunularia
carpiog llwydaidd Clouded August Thorn Ennomos quercaria
carpiog mawr Large Thorn Ennomos autumnaria
carpiog Medi September Thorn Ennomos erosaria
carpiog pluog Feathered Thorn Colotois pennaria
carpiog porffor Purple Thorn Selenia tetralunaria
carpiog tywyll Dusky Thorn Ennomos fuscantaria
carpiog y cyll Scalloped Hazel Odontopera bidentata
carpiog y derw Scalloped Oak Crocallis elinguaria
carpiog y gwyddfid Lilac Beauty Apeira syringaria
castan goch Red Chestnut Cerastis rubricosa
castan grech Flounced Chestnut Agrochola helvola
castan leiniog Beaded Chestnut Agrochola lychnidis
castan smotyn brown Brown-spot Pinion Agrochola litura
cathan y gwernos Alder Kitten Furcula bicuspis
cathan y poplys Poplar Kitten Furcula bifida
cathan yr helyg Sallow Kitten Furcula furcula
cathwyfyn Puss Moth Cerura vinula
ceinder Brixton Brixton Beauty Acontia nitidula
cennog prin Scarce Merveille du Jour Moma alpium
cenwyfyn cleisiog Marbled Beauty Cryphia domestica
cenwyfyn gwyrdd cleisiog Marbled Green Cryphia muralis muralis
cenwyfyn y coed Tree-lichen Beauty Cryphia algae
chwimwyfyn aur Gold Swift Hepialus hecta
chwimwyfyn cyffredin Common Swift Hepialus lupulinus
chwimwyfyn mapadeiniog Map-winged Swift Hepialus fusconebulosa
chwimwyfyn oren Orange Swift Hepialus sylvina
chwimwyfyn rhithiol Ghost Moth Hepialus humuli
cilgant brych Green-brindled Crescent Allophyes oxyacanthae
clai chwe rhesen Six-striped Rustic Xestia sexstrigata
clai cochddu Barred Chestnut Diarsia dahlii
clai deusgwar Double-square Spot Xestia triangulum
clai engreilyd Ingrailed Clay Diarsia mendica mendica
clai lloerol Setaceous Hebrew Character Xestia c-nigrum
clai mannog Dotted Clay Xestia baja
clai plaen Plain Clay Eugnorisma depuncta
clai porffor Purple Clay Diarsia brunnea
clai smotyn Square-spotted Rustic Xestia rhomboidea
clai smotyn melyn Square-spot Rustic Xestia xanthographa
clai tri smotyn Triple-spotted Clay Xestia ditrapezium
clai'r mynydd Northern Dart Xestia alpicola
clai'r rhos Heath Rustic Xestia agathina
clai'r waun Neglected Rustic Xestia castanea
clais bach Small Marbled Eublemma parva
clais bachyn arian Silver Hook Deltote uncula
clais godreog Marbled White Spot Protodeltote pygarga
clais gwelw Scarce Marbled Eublemma minutata
clais pert Pretty Marbled Deltote deceptoria
clais porffor Purple Marbled Eublemma ostrina
clais rhesi arian Silver Barred Deltote bankiana
cleddwyfyn coch Red Sword-grass Xylena vetusta
cleddwyfyn cyffredin Sword-grass Xylena exsoleta
cliradain chwe rhesen Six-belted Clearwing Bembecia ichneumoniformis
cliradain clustog Fair Thrift Clearwing Synansphecia muscaeformis
cliradain danllyd Fiery Clearwing Pyropteron chrysidiformis
cliradain dinfelen Orange-tailed Clearwing Synanthedon andrenaeformis
cliradain dywyll Dusky Clearwing Paranthrene tabaniformis
cliradain felyngoes Yellow-legged Clearwing Synanthedon vespiformis
cliradain flaengoch Red-tipped Clearwing Synanthedon formicaeformis
cliradain Gymreig Welsh Clearwing Synanthedon scoliaeformis
cliradain rhesen wen White-barred Clearwing Synanthedon spheciformis
cliradain wregysgoch Red-belted Clearwing Synanthedon myopaeformis
cliradain wregysgoch fawr Large Red-belted Clearwing Synanthedon culiciformis
cliradain y cwrens Currant Clearwing Synanthedon tipuliformis
cliradain yr helyg Sallow Clearwing Synanthedon flaviventris
clust bluog Feathered Ear Pachetra sagittigera
clustwyfyn cilgantog Crescent Helotropha leucostigma
clustwyfyn Gwyddelig Crinan Ear Amphipoea crinanensis
clustwyfyn llygeidiog Ear Moth Amphipoea oculea
clustwyfyn mawr Large Ear Amphipoea lucens
clustwyfyn oren Frosted Orange Gortyna flavago
clustwyfyn y morfa Saltern Ear Amphipoea fucosa
clustwyfyn yr aber Fisher's Estuarine Moth Gortyna borelii
cochyn rhesog Barred Red Hylaea fasciaria
coediwr Forester Adscita statices
coediwr bach Cistus Forester Adscita geryon
coediwr prin Scarce Forester Jordanita globulariae
coegfritheg Duke of Burgundy Hamearis lucina
coeswyntyll Fan-foot Zanclognatha tarsipennalis
coeswyntyll bluog Plumed Fan-foot Pechipogo plumigeralis
coeswyntyll cilgant golau Olive Crescent Trisateles emortualis
coeswyntyll dywyll Dusky Fan-foot Zanclognatha zelleralis
coeswyntyll fach Small Fan-foot Herminia grisealis
coeswyntyll fannog Dotted Fan-foot Macrochilo cribrumalis
coeswyntyll felynddu Clay Fan-foot Paracolax tristalis
coeswyntyll gyffredin Common Fan-foot Pechipogo strigulata
coeswyntyll loerol Jubilee Fan-foot Zanclognatha lunalis
coeswyntyll y mieri Shaded Fan-foot Herminia tarsicrinalis
coler du Blackneck Lygephila pastinum
coler du prin Scarce Blackneck Lygephila craccae
coler du'r Dwyrain Levant Blackneck Tathorhyncus exsiccata
colon gwyn White Colon Sideridis albicolon
copor bach Small Copper Lycaena phlaeas
copor mawr Large Copper Lycaena dispar
copor porffor symudliw Purple-shot Copper Lycaena alciphron
copor prin Scarce Copper Lycaena virgaureae
copor pyglyd Sooty Copper Lycaena tityrus
copor ymyl borffor Purple-edged Copper Lycaena hippothoe
corrach amryliw Rufous Minor Oligia versicolor
corrach bychan Least Minor Photedes captiuncula
corrach cleisiog Marbled Minor Oligia strigilis
corrach gwridog Rosy Minor Mesoligia literosa
corrach mantellog Cloaked Minor Mesoligia furuncula
corrach rhesog Middle-barred Minor Oligia fasciuncula
corrach smotiog Small Dotted Buff Photedes minima
corrach tywyll Tawny Marbled Minor Oligia latruncula
cragen felen Yellow Shell Camptogramma bilineata
crwbach arian y bedw Lesser Swallow Prominent Pheosia gnoma
crwbach arian yr aethnen Swallow Prominent Pheosia tremula
crwbach cleisiog Marbled Brown Drymonia dodonaea
crwbach cleisiog tywyll Dusky Marbled Brown Gluphisia crenata
crwbach cribog Coxcomb Prominent Ptilodon capucina
crwbach cyrn cochion Lunar Marbled Brown Drymonia ruficorni
crwbach ffigwr wyth deg Figure of Eight Diloba caeruleocephala
crwbach gwelw Pale Prominent Pterostoma palpina
crwbach gwyn White Prominent Leucodonta bicoloria
crwbach haearn Iron Prominent Notodonta dromedarius
crwbach llygeidiog Pebble Prominent Notodonta ziczac
crwbach mawr Great Prominent Peridea anceps
crwbach melynddu Tawny Prominent Harpyia milhauseri
crwbach pluog Plumed Prominent Ptilophora plumigera
crwbach prin Scarce Prominent Odontosia carmelita
crwbach tri chrib Three-humped Prominent Notodonta tritophus
crwbach tywyll Large Dark Prominent Notodonta torva
crwbach y masarn Maple Prominent Ptilodon cucullina
crych bach gwyn Small White Wave Asthena albulata
crych bach melyn Small Yellow Wave Hydrelia flammeolaria
crych Blomer Blomer's Rivulet Discoloxia blomeri
crych Cymreig Welsh Wave Venusia cambrica
crych llwydfelyn Dingy Shell Euchoeca nebulata
crych tonnog Waved Carpet Hydrelia sylvata, Hydrelia
crynwr amrywiol Clouded Drab Orthosia incerta
crynwr bach Small Quaker Orthosia cruda
crynwr cyffredin Common Quaker Orthosia cerasi
crynwr dau smotyn Twin-spotted Quaker Orthosia munda
crynwr gothig Hebrew Character Orthosia gothica
crynwr gwridog Blossom Underwing Orthosia miniosa
crynwr llwyd Lead-coloured Drab Orthosia populeti
crynwr llychlyd Powdered Quaker Orthosia gracilis
crynwr rhesog Northern Drab Orthosia opima
cwcwll bwaog Sprawler Asteroscopus sphinx
cwcwll cymylog Rannoch Sprawler Brachionycha nubeculosa
cwcwll Fflorida Fawn Sallow Copipanolis styracis
cwcwll gwrnerth y cŵn False Water Betony Shargacucullia prenanthis
cwcwll gwyrdd ariannaidd Green Silver-spangled Shark Cucullia argentea
cwcwll melynaidd Brindled Ochre Dasypolia templi
cwcwll pluog Feathered Brindle Aporophyla australis
cwcwll prin Scarce Wormwood Cucullia artemisiae
cwcwll rhesog Striped Lychnis Shargacucullia lychnitis
cwcwll y brigwlydd Star-wort Cucullia asteris
cwcwll y camri Chamomile Shark Cucullia chamomillae
cwcwll y gwrnerth Water Betony Shargacucullia scophulariae
cwcwll y letys Lettuce Shark Cucullia lactucae
cwcwll y Maori Maori Graphania dives
cwcwll y mochysgall Shark Cucullia umbratica
cwcwll y pannog Mullein Shargacucullia verbasci
cwcwll y wermod Wormwood Cucullia absinthii
cwcwll yr edafeddog Cudweed Cucullia gnaphalii
cwcwll yr eurwialen Golden-rod Brindle Lithomoia solidaginis
cwlwm cariad True Lover's Knot Lycophotia porphyrea
cwmwl arian Silver Cloud Egira conspicullaris
cwmwl gwarwelw Pale-shouldered Cloud Actinotia hyperici
cwmwl porffor Purple Cloud Actinotia polyodon
cwplws Chevron Eulithis testata
dad-ddeiliwr Mottled Umber Erannis defoliaria
dart Archer Archer's Dart Agrotis vestigialis
dart calon a phastwn Heart & Club Agrotis clavis
dart calon a saeth Heart & Dart Agrotis exclamationis
dart cilgantog Crescent Dart Agrotis trux
dart deunod Double Dart Graphiphora augur
dart Eversmann Eversmann's Rustic Actebia fennica
dart gothig Gothic Dart Feltia subgothica
dart Gregson Gregson's Dart Agrotis spinifera
dart gwarfelyn Tawny Shoulder Feltia subterranea
dart gwenolaidd Shuttle-shaped Dart Agrotis puta
dart gwynresog White-line Dart Euxoa tritici
dart gwynresog bach Small White-line Dart Euxoa crypta
dart llwydwyrdd Portland Moth Actebia praecox
dart mannog Dotted Rustic Rhyacia simulans
dart mawr Great Dart Agrotis crassa
dart pluog Light Feathered Rustic Agrotis cinerea
dart poethfel Flame Axylia putris
dart praff Stout Dart Spaelotis ravida
dart smotiau sgwar Square-spot Dart Euxoa obelisca
dart Spalding Spalding's Dart Agrotis herzogi
dart torch ddu Black Collar Ochropleura flammatra
dart tywyll Dark Sword-grass Agrotis ipsilon
dart Wood Wood's dart Agrotis graslini
dart y creigiau Northern Rustic Standfussiana lucernea
dart y de Southern Rustic Rhyacia lucipeta
dart y gerddi Garden Dart Euxoa nigricans
dart y twyni Coast Dart Euxoa cursoria
dart y tywod Sand Dart Agrotis ripae
dart yr erfin Turnip Moth Agrotis segetum
dolennwr llwydfelyn Drab Looper Minoa murinata
draenen fach Little Thorn Cepphis advenaria
du tonnog Waved Black Parascotia fuliginaria
efydd ymyl wen Geranium Bronze Cacyreus marshalli
emrallt bach y glaswellt Small Grass Emerald Chlorissa viridata
emrallt barf yr hen ŵr Small Emerald Hemiostola chrysoprasaria
emrallt blotiog Blotched Emerald Comibaena bajularia
emrallt cyffredin Common Emerald Hemithea aestivaria
emrallt Essex Essex Emerald Thetidia smaragdaria
emrallt gwelw Light Emerald Campaea margaritata
emrallt gwelw bach Little Emerald Jodis lactearia
emrallt mawr Large Emerald Geometra papilionaria
emrallt Sussex Sussex Emerald Thalera fimbrialis
emrallt y mieri Blackberry Looper Chlorochlamys chloroleucaria
emrallt yr eithin Grass Emerald Pseudoterpna pruinata
ermin gwyn White Ermine Spilosoma lubricipeda
ermin llwydfelyn Buff Ermine Spilosoma lutea
ermin meinweog Muslin Moth Diaphora mendica
ermin melyn Clouded Buff Diacrisia sannio
ermin y Caribî Halysidota moeschleri
ermin y gors Water Ermine Spilosoma urticae
esgynnwr Gorffennaf July Highflyer Hydriomena furcata
esgynnwr llwytgoch Ruddy Highflyer Hydriomena ruberata
esgynnwr Mai May Highflyer Hydriomena impluviata
Ethiop Old Lady Mormo maura
euryn galarus Purple-bordered Gold Idaea muricata
ffenics (Lepidoptera) Phoenix Eulithis prunata
ffenics bach Small Phoenix Ecliptopera silaceata
fflamysgwydd Flame Shoulder Ochropleura plecta
fflamysgwydd Radford Radford's Flame Shoulder Ochropleura leucogaster
ffug-bicwnen Hornet Moth Sesia apiformis
ffug-bicwnen dorchog Lunar Hornet Moth Sesia bembeciformis
gem Caint Tunbridge Wells Gem Chrysodeixis acuta
gem Cernyw Scar Bank Gem Ctenoplusia limbirena
gem deusmotiog Double-spotted Spangle Megalographa bimaculata
gem deusmotiog aur Golden Twin-spot Chrysodeixis chalcites
gem Dewick Dewick's Plusia Macdunnoughia confusa
gem euraidd Golden Plusia Polychrysia moneta
gem fforch arian Silver Y Autographa gamma
gem fforch arian brin Scarce Silver Y Syngrapha interrogationis
gem fforch arian Essex Essex Y Cornutiplusia circumflexa
gem fforch aur Plain Golden Y Autographa jota
gem fforch aur hardd Beautiful Golden Y Autographa pulchrina
gem fforch welw Ni Moth Trichoplusia ni
gem gwridog Purple-shaded Gem Euchalcia variablilis
gem pres gloyw Burnished Brass Diachrysia chrysitis
gem pres main Slender Burnished Brass Thysanoplusia orichalcea
gem pres prin Scarce Burnished Brass Diachrysia chryson
gem resog Streaked Plusia Trichoplusia vittata
gem serenaur Gold Spangle Autographa bractea
gem smotiau aur Gold Spot Plusia festucae
gem smotiau aur Lempke Lempke's Gold Spot Plusia putnami
gem soia Soybean Looper Pseudoplusia includens
gem Stephens Stephen's Gem Megalographa biloba
gem y mintys Accent Gem Ctenoplusia accentifera
geometrydd Geometrician Prodotis stolida
glain Gem Orthonama obstipata
glain y gogledd Cumberland Gem Eucarta amethystina
glesyn Adonis Adonis Blue Polyommatus bellargus
glesyn cyffredin Common Blue Polyommatus icarus
glesyn cynffon fer Short-tailed Blue Everes argiades
glesyn cynffon fer Lang Lang's Short-tailed Blue Leptotes pirithous
glesyn cynffon hir Long-tailed Blue Lampides boeticus
glesyn gwyrddlas Turquoise Blue Plebicula dorylas
glesyn masarin Mazarine Blue Cyaniris semiargus
glesyn mawr Large Blue Maculinea arion arion
glesyn ôl-adain werdd Green-underside Blue Glaucopsyche alexis
glesyn serennog Silver-studded Blue Plebejus argus
glesyn y celyn Holly Blue Celastrina argiolus
glesyn y sialc Chalkhill Blue Lysandra coridon
glo dau-ddotyn Apolo Apollo Parnassius apollo
glo dau-ddot yn Apolo bach Small Apollo Parnassius phoebus
glöyn Cleopatra Cleopatra Gonepteryx cleopatra
glöyn cynffon gwennol Swallowtail Papilio machaon britannicus
glöyn cynffon gwennol Ewrop Continental Swallowtail Papilio machaon gorganus
glöyn cynffon gwennol prin Scarce Swallowtail Papilio podalirius
glöyn cynffon gwennol rhesog Tiger Swallowtail Papilio glaucus
glöyn y llaethlys Monarch Danaus plexippus
godre golau Bordered Beauty Epione repandaria
godre tywyll Dark Bordered Beauty Epione vespertaria
gothig (Lepidoptera) Gothic Naenia typica
gothig hardd Beautiful Gothic Leucochlaena oditis
gwalchwyfyn bach yr helyglys Small Elephant Hawk-moth Deilephila porcellus
gwalchwyfyn gwenynaidd ymyl gul Narrow-bordered Bee Hawk-moth Hemaris tityus
gwalchwyfyn gwenynaidd ymyl lydan Broad-bordered Bee Hawk-moth Hemaris fuciformis
gwalchwyfyn gwledig Rustic Sphinx Manduca rustica
gwalchwyfyn gwregysog Pink-spotted Hawk-moth Agrius cingulata
gwalchwyfyn gwyrdd yr helyglys Willowherb Hawk-moth Proserinus proserpina
gwalchwyfyn hofran Humming-bird Hawk-moth Macroglossum stellatarum
gwalchwyfyn llinellog White-lined Hawk-moth Hyles lineata
gwalchwyfyn llygeidiog Eyed Hawk-moth Smerinthus ocellata
gwalchwyfyn pum smotyn Five-spotted Hawk-moth Manduca quinquemaculatus
gwalchwyfyn rhesi arian Silver-striped Hawk-moth Hippotion celerio
gwalchwyfyn rhesog Striped Hawk-moth Hyles livornica
gwalchwyfyn y benglog Death's-head Hawk-moth Acherontia atropos
gwalchwyfyn y Canoldir Mediterranean Hawk-moth Hyles nicaea
gwalchwyfyn y ceirios Wild Cherry Sphinx Sphinx drupiferarum
gwalchwyfyn y fflamgoed Spurge Hawk-moth Hyles euphorbiae
gwalchwyfyn y friwydd Bedstraw Hawk-moth Hyles gallii
gwalchwyfyn y môr-rafnwydd Sea Thorn Hawk-moth Hyles hippophaes
gwalchwyfyn y pinwydd Pine Hawk-moth Hyloicus pinastri
gwalchwyfyn y pisgwydd Lime Hawk-moth Mimas tiliae
gwalchwyfyn y poplys Poplar Hawk-moth Laothoe populi
gwalchwyfyn y rhoswydd Oleander Hawk-moth Daphnis nerii
gwalchwyfyn y taglys Convolvulus Hawk-moth Agrius convolvuli
gwalchwyfyn y tomatos Tomato Sphinx Manduca sexta
gwalchwyfyn yr helyglys Elephant Hawk-moth Deilephila elpenor
gwalchwyfyn yr yswydd Privet Hawk-moth Sphinx ligustri
gwargwlwm bach Minor Shoulder-Knot Brachylomia viminalis
gwargwlwm y cypreswydd Blair's Shoulder-knot Lithophane leautieri
gwargwlwm yr ynn Ash Shoulder-knot Scotochrosta pulla
gwaswyfyn Lackey Malacosoma neustria
gwaswyfyn y morfa Ground Lackey Malacosoma castrensis
gweirlöyn Arran Arran Brown Erebia ligea
gweirlöyn bach y mynydd Small Mountain Ringlet Erebia epiphron
gweirlöyn bach y waun Small Heath pamphilus
gweirlöyn brych Speckled Wood Pararge aegeria
gweirlöyn cleisiog Marbled White Melanargia galathea
gweirlöyn hirlygeidiog Almond-eyed Ringlet Erebia alberganus
gweirlöyn llwyd Grayling Hipparchia semele
gweirlöyn llwyd gwythiennog False Grayling Arethusana arethusa
gweirlöyn llwyd y coed Woodland Grayling Hipparchia fagi
gweirlöyn llwydwelw Hermit Chazara briseis
gweirlöyn mawr y cloddiau Large Wall Lasiommata maera
gweirlöyn mawr y waun Large Heath Coenonympha tullia
gweirlöyn y cloddiau Wall Lasiommata megera
gweirlöyn y ddôl Meadow Brown Maniola jurtina
gweirlöyn y glaw Ringlet Aphantopus hyperantus
gweirlöyn y perthi Hedge Brown, Gatekeeper Pyronia tithonus
gweirlöyn yr Alban Scotch Argus Erebia aethiops aethiops
gwelltwyfyn Blair Blair's Wainscot Sedina buettneri
gwelltwyfyn Bond Bond's Wainscot Chortodes morrisii
gwelltwyfyn coch bach Small Rufous Coenobia rufa
gwelltwyfyn deusmotiog Twin-spotted Wainscot Archanara geminipuncta
gwelltwyfyn gewynnog Brighton Wainscot Oria musculosa
gwelltwyfyn gwarwyn White-mantled Wainscot Archanara neurica
gwelltwyfyn gwelw Concolorous Chortodes extrema
gwelltwyfyn gwythiennog Brown-veined Wainscot Archanara dissoluta
gwelltwyfyn llwytgoch Mere Wainscot Chortodes fluxa
gwelltwyfyn mawr Large Wainscot Rhizedra lutosa
gwelltwyfyn Morris Morris's Wainscot Chortodes morrisii morrisii
gwelltwyfyn sidan Silky Wainscot Chilodes maritimus
gwelltwyfyn tair llinell Treble Lines Charanyca trigrammica
gwelltwyfyn Webb Webb's Wainscot Archanara sparganii
gwelltwyfyn y brwyn Rush Wainscot Archanara algae
gwelltwyfyn y clymwellt Lyme Grass Chortodes elymi
gwelltwyfyn y cyrs Fenn's Wainscot Chortodes brevellinea
gwelltwyfyn y cyrs Fen Wainscot Arenostola phragmitidis
gwelltwyfyn y llafrwyn Bulrush Wainscot Nonagria typhae
gwelltwyfyn yr hesg Small Wainscot Chortodes pygmina
gwelltyn rhesog Barred Straw Eulithis pyraliata
gwensgod America white speck Mythimna unipuncta
gwensgod dramor Cosmopolitan Mythimna loreyi
gwensgod Dyfed Devonshire Wainscot Mythimna putrescens
gwensgod el wen L-album Wainscot Mythimna l-album
gwensgod fawr Double-line Mythimna turca
gwensgod felen Mathew's Wainscot Mythimna favicolor
gwensgod fflamliw Flame Wainscot Mythimna flammea
gwensgod firain Delicate Mythimna vitellina
gwensgod gwar rhesog Shoulder-striped Wainscot Mythimna comma
gwensgod gyffredin Common Wainscot Mythimna pallens
gwensgod ôladain dywyll Smoky Wainscot Mythimna impura impura
gwensgod oren Brown-line Bright-eye Mythimna conigera
gwensgod resog Striped Wainscot Mythimna pudorina
gwensgod rydlyd Clay Mythimna ferrago
gwensgod smotyn gwyn White-point Mythimna albipuncta
gwensgod y cyrs Obscure Wainscot Mythimna obsoleta
gwensgod y ffosydd Southern Wainscot Mythimna straminea
gwensgod y moresg Shore Wainscot Mythimna litoralis
gwibiwr arian Silver-spotted Skipper Hesperia comma
gwibiwr bach Small Skipper Thymelicus sylvestris
gwibiwr bach cornddu Essex Skipper Thymelicus lineola
gwibiwr brith Grizzled Skipper Pyrgus malvae
gwibiwr brith Oberthur Oberthur's Grizzled Skipper Pyrgus armoricanus
gwibiwr fflamgoch Fiery Skipper Hylephila phyleus
gwibiwr llwyd Dingy Skipper Erynnis tages
gwibiwr Lulworth Lulworth Skipper Thymelicus acteon
gwibiwr mawr Large Skipper Ochlodes faunus
gwibiwr y llennyrch Chequered Skipper Carterocephalus palaemon
gwibiwr yr hocys Mallow Skipper Carcharodus alceae
gwinau cyffredin Chestnut Conistra vaccinii
gwinau mannog Dotted Chestnut Conistra rubiginea
gwinau pengoch Red-headed Chestnut Conistra erythrocephala
gwinau tywyll Dark Chestnut Conistra ligula
gwladwr brith Mottled Rustic Caradrina morpheus
gwladwr brownddu Deep-brown Dart Aporophyla lutulenta
gwladwr brownddu'r Gogledd Northern Deep-brown Dart Aporophyla lueneburgensis
gwladwr bwaog Scarce Arches Luperina zollikoferi
gwladwr cleisiog Dusky Sallow Eremobia ochroleuca
gwladwr cyffredin Common Rustic Mesapamea secalis
gwladwr cyffredin bach Lesser Common Rustic Mesapamea didyma
gwladwr cyffredin Remm Remm's Rustic Mesapamea remmi
gwladwr Cymreig Ashworth's Rustic Xestia ashworthii
gwladwr du Black Rustic Aporophyla nigra
gwladwr Dumeril Dumeril's Rustic Luperina dumerilii
gwladwr gwridog Rosy Rustic Hydraecia micacea
gwladwr Lorimer Lorimer's Rustic Paradrina flavirena
gwladwr Porter Porter's Rustic Proxenus hospes
gwladwr rhydlyd Brown Rustic Rusina ferruginea
gwladwr siderog Flounced Rustic Luperina testacea
gwladwr y derw Oak Rustic Dryobota labecula
gwladwr y twyni Sandhill Rustic Luperina nickerlii
gwladwr yr Alban Cousin German Protolampra sobrina
gwladwr yr hydref Autumnal Rustic Eugnorisma glareosa
gwregys (Lepidoptera) Rivulet Perizoma affinitata
gwregys bach Small Rivulet Perizoma alchemillata
gwregys dau smotyn Twin-spot Carpet Perizoma didymata didymata
gwregys dwyres Barred Rivulet Perizoma bifaciata
gwregys melynfrown Sandy Carpet Perizoma flavofasciata
gwregys rhesog Barred Carpet Perizoma taeniata
gwregys tlws Pretty Pinion Perizoma blandiata
gwregys y gors Marsh Carpet Perizoma sagittata
gwregys y gwair Grass Rivulet Perizoma albulata albulata
gwregys y rhos Heath Rivulet Perizoma minorata
gwrid y gors Rosy Marsh Moth Coenophila subrosea
gwyfyn gludlys mawr Barrett's Marbled Coronet Hadena luteago
gwyfyn bresych Cabbage Moth Mamestra brassicae
gwyfyn brith Peppered Moth Biston betularia
gwyfyn cennog Merveille du Jour Dichonia aprilina
gwyfyn corn carw Antler Moth Cerapteryx graminis
gwyfyn cynffon gwennol Swallow-tailed Moth Ourapteryx sambucaria
gwyfyn cynnar Early Moth Theria primaria
gwyfyn dotiog Dot Moth Melanchra persicariae
gwyfyn drewllyd Goat Moth Cossus cossus
gwyfyn dwy adain Bird's Wing Dypterygia scabriuscula
gwyfyn dwyres Double-barred Caenurgina crassiuscula
gwyfyn dwyres a chilgant Lunar Double-stripe Minucia lunaris
gwyfyn dwyres y tamarisg Trent Double-stripe Clytie illunaris
gwyfyn ffacbys Burnet Companion Euclidia glyphica
gwyfyn gludlys brown Lychnis Hadena bicruris
gwyfyn gludlys cleisiog Marbled Coronet Hadena confusa
gwyfyn gludlys du a gwyn Varied Coronet Hadena compta
gwyfyn gludlys llwyd Grey Hadena caesia
gwyfyn gludlys melynddu Tawny Shears Hadena perplexa perplexa
gwyfyn gludlys porffor Campion Hadena rivularis
gwyfyn gludlys Sbaen Viper's Bugloss Hadena irregularis
gwyfyn gludlys smotyn gwyn White Spot Hadena albimacula
gwyfyn gludlys y codau Pod Lover Hadena perplexa
gwyfyn gwelw'r taglys Pale Shoulder Acontia lucida
gwyfyn Gwent Silurian Eriopygodes imbecilla
gwyfyn gwythi duon Black-veined Moth Siona lineata
gwyfyn letys Small Ranunculus Hecatera dysodea
gwyfyn llenni crychlyd Angle Shades Phlogophora meticulosa
gwyfyn llenni crychlyd bach Small Angle Shades Euplexia lucipara
gwyfyn lloeren Satellite Eupsilia transversa
gwyfyn llwyd cotwm Angled Gem Anomis sabulifera
gwyfyn llygwyn Orache Moth Trachea atriplicis
gwyfyn Mawrth March Moth Alsophila aescularia
gwyfyn mynydd du Black Mountain Moth Glacies coracina
gwyfyn oren Orange Moth Angerona prunaria
gwyfyn plu'r gweunydd Haworth's Minor Celaena haworthii
gwyfyn Rhagfyr December Moth Poecilocampa populi
gwyfyn sbectolog Spectacle Abrostola tripartita
gwyfyn sbectolog tywyll Dark Spectacle Abrostola triplasia
gwyfyn teires Triple-barred Mocis trifasciata
gwyfyn y banadl Broom Moth Melanchra pisi
gwyfyn y cadno Fox Moth Macrothylacia rubi
gwyfyn y lliflys Reddish Buff Acosmetia caliginosa
gwyfyn y Penrhyn African Perigea capensis
gwyfyn y rhos Common Heath Ematurga atomaria
gwyfyn y tagaradr Rest Harrow Aplasta ononaria
gwyfyn yr alan Butterbur Hydraecia petasitis
gwyfyn yr hocys Marsh Mallow Moth Hydraecia osseola
gwyn bach Small White Pieris rapae
gwyn bar llydan Broad-barred White Hecatera bicolorata
gwyn blaen oren Orange-tip Anthocharis cardamines
gwyn brithwyrdd Dappled White Euchloe simplonia
gwyn cleisiog Clouded Silver Lomographa temerata
gwyn coed Real Real's wood white Leptidea reali
gwyn dau smotyn White-pinion Spotted Lomographa bimaculata
gwyn drain duon Sloe Carpet Aleucis distinctata
gwyn godreog Bordered White Bupalus piniaria
gwyn gwythiennau duon Black-veined White Aporia crataegi
gwyn gwythiennau gwyrddion Green-veined White Pieris napi
gwyn mawr Large White, Cabbage White Pieris brassicae
gwyn rhesog Common White Wave Cabera pusaria
gwyn smotiog Bath White Pontia daplidice
gwyn tonnog Common Wave Cabera exanthemata
gwyn y coed Wood White Leptidea sinapis
gwynfannog White-marked Cerastis leucographa
gwyrdd brith Brindled Green Dryobotodes eremita
gwyrdd godre pigog Spiny Bollworm Earias biplaga
gwyrdd godre pinc Green Silver-lines Pseudoips prasinana
gwyrdd godreog Cream-bordered Green Pea Earias clorana
gwyrdd mawr Scarce Silver-lines Bena bicolorana
gwyrdd ocra ? Earias vittella
gwyrdd y Burren Burren Green Calamia tridens
gwyrdd yr Aifft Egyptian Bollworm Earias insulana
gwythïen goch fach Small Blood-vein Scopula imitaria
hen wrach Mother Shipton Callistege mi
isadain felen amryliw Broad-bordered Yellow Underwing Noctua fimbriata
isadain felen dywyll Underwing Noctua janthe
isadain felen fach Lesser Yellow Underwing Noctua comes
isadain felen fawr Large Yellow Underwing Noctua pronuba
isadain felen Langmaid Noctua janthine
isadain felen leiaf Least Yellow Underwing Noctua interjecta
isadain felen loerol Lunar Yellow Underwing Noctua orbona
llabed Lappet Gastropacha quercifolia
llabed fach Small Lappet Phyllodesma ilicifolia
llabed y pin Pine-tree Lappet Dendrolimus pini
lleian (lepidoptera) Nun Acontia aprica
llewpart Leopard Moth Zeuzera pyrina
llewpart y cyrs Reed Leopard Phragmataecia castaneae
llinell goch Vestal Rhodometra sacraria
llusgwyfyn rhuban Festoon Apoda limacodes
llusgwyfyn triongl Triangle Heterogenea asella
llwyd blodiog Powdered Rustic Hoplodrina superstes
llwyd gloyw Anomalous Stilbia anomala
llwyd llyfn Rustic Hoplodrina blanda
llwyd rhydlyd Uncertain Hoplodrina alsines
llwyd Vine Vine's Rustic Hoplodrina ambigua
llwyd y ffawydd Lobster Moth Stauropus fagi
llwyd y gors Marsh Moth Athetis pallustris
llwyd yr ocra Grey Square Pardasena virgulana
llwydfelyn Clouded Yellow Colias croceus
llwydfelyn Berger Berger's Clouded Yellow Colias alfacariensis
llwydfelyn gwelw Pale Clouded Yellow Colias hyale
llwydfelyn y rhos Moorland Clouded Yellow Colias palaeno
llwyfwyfyn brith White-spotted Pinion Cosmia diffinis
llwyfwyfyn canibalaidd Dun-bar Cosmia trapezina
llwyfwyfyn lloerol Lunar-spotted Pinion Cosmia pyralina
llwyfwyfyn smotiog Lesser-spotted Pinion Cosmia affinis
llwytyn melyn Yellow Belle Semiaspilates ochrearia
llwytyn y grug Grass Wave Perconia strigillaria
llwytyn y gwellt Straw Belle Aspitates gilvaria gilvaria
llwytyn y gwyddfid Early Grey Xylocampa areola
maen cennog Feathered Ranunculus Polymixis lichenea
maen croesog Grey Chi Antitype chi
maen mawr Large Ranunculus Polymixis flavicincta
mannog melynaidd Straw Dot Rivula sericealis
mantell garpiog Comma Polygonia c-album
mantell alarus Camberwell Beauty Aglais antiopa
mantell borffor Purple Emperor Apatura iris
mantell dramor Painted Lady Vanessa cardui
mantell dramor America American Painted Lady Vanessa virginiensis
mantell dywyll Alchymist Catephia alchymista
mantell fapadeiniog European Map Araschnia levana
mantell felyngoch Julia Dryas julia
mantell goch Red Admiral Vanessa atalanta
mantell goch India Indian Red Admiral Vanessa indica
mantell oren resog Small Brown Shoemaker Hypanartia lethe
mantell paun Peacock Inachis io
mantell resog Zebra Colobura dirce
mantell wen White Admiral Limenitis camilla
melyn brych Speckled Yellow Pseudopanthera macularia
melyn mannog Hieroglyphic Moth Diphthera festiva
melyn penfelyn Sallow Xanthia icteritia
melyn pengoch Pink-barred sallow Xanthia togata
melyn porffor-resog Purple-barred Yellow Lythria purpuraria
melyn rhesog Barred Yellow Cidaria fulvata
melyn rhesog Barred Sallow Xanthia aurago
melyn y drain Brimstone Moth Opisthograptis luteolata
melyn y llwyf Orange Sallow Xanthia citrago
melyn y pisgwydd Dusky-lemon Sallow Xanthia gilvago
melyn y poplys Pale-lemon Sallow Xanthia ocellaris
melyn y rhafnwydd Brimstone Gonepteryx rhamni rhamni
melyn yr onnen Centre-barred Sallow Atethmia centrago
melyngoch cleisiog Marbled Clover Heliothis viriplaca
melyngoch godreog Bordered Sallow Pyrrhia umbra
melyngoch godreog Bordered Straw Heliothis peltigera
melyngoch godreog y Dwyrain Eastern Bordered Straw Heliothis nubigera
melyngoch gwar rhesog Shoulder-striped Clover Heliothis maritima
melyngoch plaen Old World Bollworm Helicoverpa armigera
melyngoch porffor Pease Blossom Periphanes delphinii
moca Mocha Cyclophora annularia
moca Blair Blair's Mocha Cyclophora puppillaria
moca ffug False Mocha Cyclophora porata
moca gwridog Maiden's Blush Cyclophora punctaria
moca tywyll Dingy Mocha Cyclophora pendularia
moca'r fedwen Birch Mocha Cyclophora albipunctata
moca'r ffawydd Clay Triple-lines Cyclophora linearia
modrwyog Annulet Charissa obscurata
modrwyog Iwerddon Irish Annulet Odontognophos dumetata
modrwyog y rhos Grey Scalloped Bar Dyscia fagaria
modrwyog yr Alban Scotch Annulet Gnophos obfuscatus
ôladain berlaidd Pearly Underwing Peridroma saucia
ôl-adain felen dywyll Small Dark Yellow Underwing Anarta cordigera
ôl-adain felen fach Small Yellow Underwing Panemeria tenebrata
ôl-adain felen hardd Beautiful Yellow Underwing Anarta myrtilli
ôl-adain felen y derw Oak Yellow Underwing Catocala nymphagoga
ôl-adain goch Red Underwing Catocala nupta
ôl-adain goch Ffrainc French red underwing Catocala elocata
ôl-adain gopor Copper Underwing Amphipyra pyramidea
ôl-adain gopor Svensson Svensson's Copper Underwing Amphipyra berbera
ôl-adain las Clifden Nonpareil Catocala fraxini
ôl-adain loerol Lunar Underwing Omphaloscelis lunosa
ôl-adain lyglwyd Mouse Moth Amphipyra tragopoginis
ôl-adain oren Orange Underwing Archiearis parthenias
ôl-adain oren fach Light Orange Underwing Archiearis notha
ôl-adain ruddgoch dywyll Dark Crimson Underwing Catocala sponsa
ôl-adain ruddgoch olau Light Crimson Underwing Catocala promissa
ôl-adain wellt Straw Underwing Thalpophila matura
ôl-adain wen ymyl lydan Broad-bordered White Underwing Anarta melanopa
ôl-adain wridog Rosy Underwing Catocala electa
oren coch Brick Agrochola circellaris
oren llinell felen Yellow-line Quaker Agrochola macilenta
oren llinell goch Red-line Quaker Agrochola lota
pali brown Bright-line Brown-eye Lacanobia oleracea
pali dau smotyn Double-spot Brocade Meganephria bimaculosa
pali dwy aren Glaucous Shears Papestra biren
pali golau Light Brocade Lacanobia w-latinum
pali gwarwelw Pale-shouldered Brocade Lacanobia thalassina
pali gwelw Stranger Lacanobia blenna
pali hardd Beautiful Brocade Lacanobia contigua
pali llin y llyffant Toadflax Brocade Calophasia lunula
arennau disglair Shears Hada plebeja
pali trwyn-y-llo Antirrhinum Brocade Calophasia playptera
pali tywyll Dark Brocade Blepharita adusta
pali ysgithrog Dog's Tooth Lacanobia suasa
pansi las Blue Pansy Junonia oenone
pansi'r ddôl Albin's Hampstead Eye Junonia villida
pedwar smotyn y taglys Four-spotted Tyta luctuosa
pefryn bach pinc Rosy Marbled Elaphria venustula
peli pinc Peach Blossom Thyatira batis
pwtyn adain gul Narrow-winged Pug Eupithecia nanata nanata
pwtyn bach Dwarf Pug Eupithecia tantillaria
pwtyn brith Mottled Pug Eupithecia exiguata
pwtyn brych Brindled Pug Eupithecia abbreviata
pwtyn bysedd y cŵn Foxglove Pug Eupithecia pulchellata
pwtyn cleisiog Marbled Pug Eupithecia irriguata
pwtyn cyffredin Common Pug Eupithecia vulgata
pwtyn deintiog Dentated Pug Anticollix sparsata
pwtyn Doubleday Doubleday's Pug Eupithecia cauchiata
pwtyn dwyresog Double-striped Pug Gymnoscelis rufifasciata
pwtyn Fletcher Fletcher's Pug Eupithecia egenaria
pwtyn Freyer Freyer's Pug Eupithecia intricata
pwtyn gwelw Bleached Pug Eupithecia expallidata
pwtyn gwyrdd Green Pug Chloroclystis rectangulata
pwtyn Haworth Haworth's Pug Eupithecia haworthiata
pwtyn llin Toadflax Pug Eupithecia inariata
pwtyn llwyd Grey Pug Eupithecia subfuscata
pwtyn llygeidiog Lime-speck Pug Eupithecia centaureata
pwtyn main Slender Pug Eupithecia tenuiata
pwtyn melyngoch Tawny Speckled Pug Eupithecia icterata
pwtyn Mere Mere's Pug Eupithecia intricata
pwtyn onglog Angle-barred Pug Eupithecia innotata
pwtyn plaen Plain Pug Eupithecia simpliciata
pwtyn plwm Lead-coloured Pug Eupithecia plumbeolata
pwtyn rhwyllog Netted Pug Eupithecia venosata
pwtyn smotiau gwynion White-spotted Pug Eupithecia tripunctaria
pwtyn smotiog Pinion-spotted Pug Eupithecia insigniata
pwtyn tri smotyn Triple-spotted Pug Eupithecia trisignaria
pwtyn troed yr ŵydd Goosefoot Pug Eupithecia sinuosaria
pwtyn y clefryn Jasione Pug Eupithecia denotata
pwtyn y clychlys Campanula Pug Eupithecia denotata denotata
pwtyn y cypreswydd Cypress Pug Eupithecia phoeniceata
pwtyn y cyrens Currant Pug Eupithecia assimilata
pwtyn y derw Oak-tree Pug Eupithecia dodoneata
pwtyn y drain duon Sloe Pug Pasaphila chloerata
pwtyn y feidiog Bordered Pug Eupithecia succenturiata
pwtyn y ffyrch V-Pug Chloroclystis v-ata
pwtyn y gors Marsh Pug Eupithecia pygmaeata
pwtyn y grug Ling Pug Eupithecia absinthiata
pwtyn y gwreiddiriog Pimpinel Pug Eupithecia pimpinellata
pwtyn y llarwydd Larch Pug Eupithecia lariciata
pwtyn y llus Bilberry Pug Chloroclystis debiliata
pwtyn y masarn Maple Pug Eupithecia inturbata
pwtyn y meryw Juniper Pug Eupithecia pusillata
pwtyn y milddail Yarrow Pug Eupithecia millefoliata
pwtyn y morfa Scarce Pug Eupithecia extensaria
pwtyn y peradyl Shaded Pug Eupithecia subumbrata
pwtyn y pinwydd Ochreous Pug Eupithecia indigata
pwtyn y sbriws Cloaked Pug Eupithecia abietaria
pwtyn y Sianel Channel Islands Pug Eupithecia ultimaria
pwtyn y teim Thyme Pug Eupithecia distinctaria
pwtyn y triaglog Valerian Pug Eupithecia valerianata
pwtyn y waun Satyr Pug Eupithecia satyrata
pwtyn y wermod Wormwood Pug Eupithecia absinthiata
pwtyn yr Alban Edinburgh Pug Eupithecia intricata
pwtyn yr eurwialen Golden-rod Pug Eupithecia virgaureata
pwtyn yr ynn ash pug Eupithecia fraxinata
rhesen ddeifiog Barred Umber Plagodis pulveraria
rhesen gam Broom-tip Chesias rufata
rhesen letraws Oblique Striped Phibalapteryx virgata
rhesen lydan dywyll Shaded Broad-bar Scotopteryx chenopodiata
rhesen wen y rhedyn Brown Silver-line Petrophora chlorosata
rhesen y banadl Streak Chesias legatella
rhesog y llaethlys Small Purple-barred Phytometra viridaria
rhesog y taglys Spotted Sulphur Emmelia trabealis
rhiain gynnar Lead Belle Scotopteryx mucronata
rhiain hwyr July Belle Scotopteryx luridata
rhiain y pin Pine Beauty Panolis flammea
rhisglyn y cyll Scarce Umber Agriopis aurantiaria
rhisglyn brith Brindled Beauty Lycia hirtaria
rhisglyn brith bach Small Brindled Beauty Apocheima hispidaria
rhisglyn brith gwelw Pale Brindled Beauty Apocheima pilosaria
rhisglyn brych Mottled Beauty Alcis repandata
rhisglyn brych Speckled Beauty Fagivorina arenaria
rhisglyn Caint Lydd Beauty Peribatodes ilicaria
rhisglyn cylchog Ringed Carpet Cleora cinctaria
rhisglyn gwelw Pale Oak Beauty Hypomecis punctinalis
rhisglyn mannog Dotted Carpet Alcis jubata
rhisglyn mawr Great Oak Beauty Hypomecis roboraria
rhisglyn minfylchog Engrailed Ectropis bistortata
rhisglyn minfylchog bach Small Engrailed Ectropis crepuscularia
rhisglyn sidan Satin Beauty Deileptenia ribeata
rhisglyn smotyn gwyn Brindled White-spot Parectropis similaria
rhisglyn smotyn sgwâr Square Spot Paradarisa consonaria
rhisglyn tonnog Waved Umber Menophra abruptaria
rhisglyn y bedw Grey Birch Aethalura punctulata
rhisglyn y cen Brussels Lace Cleorodes lichenaria
rhisglyn y derw Oak Beauty Biston strataria
rhisglyn y Gogledd Rannoch Brindled Beauty Lycia lapponaria
rhisglyn y gwanwyn Spring Usher Agriopis leucophaearia
rhisglyn y morfa Belted Beauty Lycia zonaria
rhisglyn y sbriws Feathered Beauty Peribatodes secundaria
rhisglyn ymyl fraith Dotted Border Agriopis marginaria
rhisglyn ymyl lwyd Bordered Grey Selidosema brunnearia
rhisglyn yr helyg Willow Beauty Peribatodes rhomboidaria
Rhufeiniwr Latin Callopistria juventina
rhwyll bluog Feathered Gothic Tholera decimalis
rhwyll y crawcwellt Hedge Rustic Tholera cespitis
rhwyll ymylog Bordered Gothic Heliophobus reticulata
sbardun brith Spotted Clover Schinia scutosa
sbardun y benfelen Scarce Meal-moth Schinia rivulosa
seffyr delltog Latticed Heath Chiasmia clathrata clathrata
seffyr llwyd Dusky Peacock Macaria signaria
seffyr melyn Frosted Yellow Isturgia limbaria
seffyr Rannoch Rannoch Looper Itame brunneata
seffyr rhesen winau Tawny-barred Angle Macaria liturata
seffyr rhwyllog Netted Mountain Moth Macaria carbonaria
seffyr salw Dingy Angle Macaria praeatomata
seffyr sgolpiog Sharp-angled Peacock Macaria alternata
seffyr y bedw Peacock Moth Macaria notata
seffyr y ffyrch V-Moth Macaria wauaria
seraff llwyd Early Tooth-striped Trichopteryx carpinata
seraff melyn Yellow-barred Brindle Acasis viretata
seraff yr aethnen Seraphim Lobophora halterata
seraff yr helyg Small Seraphim Pterapherapteryx sexalata
seraff yr yswydd Barred Tooth-striped Trichopteryx polycommata
sidan cynffonog Local Long-tailed Satin Trichiocercus sparshalli
siobyn Vapourer Orgyia antiqua
siobyn bwaog Black Arches Lymantria monarcha
siobyn cynffon felen Yellow-tail Euproctis similis
siobyn cynffon frown Brown-tail Euproctis chrysorrhoea
siobyn fforch ddu Black V Moth Arctornis l-nigrum
siobyn gwelw Pale Tussock Calliteara pudibunda
siobyn prin Scarce Vapourer Orgyia recens
siobyn tywyll Dark Tussock Dicallomera fascelina
siobyn y cyrs Reed Tussock Laelia coenosa
siobyn y poplys White Satin Moth Leucoma salicis
siobyn y sipsi Gypsy Moth Lymantria dispar
smotyn llwydwyrdd Green-brindled Dot Valeria oleagina
smotyn sgwar bach Small Square-spot Diarsia rubi
smotyn sgwar y fign Fen Square-spot Diarsia florida
tant cyffredin Common Lutestring Ochropacha duplaris
tant cyrn melyn Yellow-horned Achyla flavicornis
tant ffigwr wyth deg Figure of Eighty Tethea ocularis
tant sidan Satin Lutestring Tetheella fluctuosa
tant siriol Frosted Green Polyploca ridens
tant y derw Oak Lutestring Cymatophorima diluta
tant y poplys Poplar Lutestring Tethea or or
teigr bach Wood Tiger Parasemia plantaginis
teigr cochddu Ruby Tiger Phragmatobia fuliginosa
teigr Dyfnaint Jersey Tiger Euplagia quadripunctaria
teigr llwydfelyn Isabelline Tiger Pyrrharctia isabella
teigr ôladain felen Cream-spot Tiger Arctia villica
teigr ôl-adain goch Scarlet Tiger Callimorpha dominula
teigr y benfelen Cinnabar Tyria jacobaeae
teigr yr ardd Garden Tiger Arctia caja
teithiwr Passenger Dysgonia algira
tlws y bedw Kentish Glory Endromis versicolora
ton siderog fawr Large Lace Border Scopula limboundata
ton arfor Mullein Wave Scopula marginepunctata
ton blaen Plain Wave Idaea straminata
ton borffor Tawny Wave Scopula rubiginata
ton ddieithr Strange Wave Idaea laevigata
ton fach lwyd Small Dusty Wave Idaea seriata
ton felen Ochraceous Wave Idaea serpentata
ton finfylchog fach Small Scallop Idaea emarginata
ton frech fach Least Carpet Idaea rusticata
ton Gwynedd Weaver's Wave Idaea contiguaria
ton lachar Bright Wave Idaea ochrata
ton Lewes Lewes Wave Scopula immorata
ton lwyd Smoky Wave Scopula ternata
ton onglog Sub-angled Wave Scopula nigropunctata
ton resog Streaked Wave Scopula virgulata
ton rhubanog Riband Wave Idaea aversata
ton rhubanog Portland Portland Ribbon Wave Idaea degeneraria
ton rydlyd Rusty Wave Idaea inquinata
ton sidan Silky Wave Idaea dilutaria
ton sidanwe Satin Wave Idaea subsericeata
ton siderog Lace Border Scopula ornata
ton tri smotyn Treble Brown Spot Idaea trigeminata
ton un smotyn Single-dotted Wave Idaea dimidiata
ton welw Cream Wave Scopula floslactata
ton welw fach Lesser Cream Wave Scopula immutata
ton wen leiaf Dwarf Cream Wave Idaea fuscovenosa
ton wridog Rosy Wave Scopula emutaria
ton ymyl fraith Dotted Border Wave Idaea sylvestraria
ton ymyl lwyd Small Fan-footed Wave Idaea biselata
ton Ynys Wyth Isle of Wight Wave Idaea humiliata
trilliw bach Small Tortoiseshell Aglais urticae, Aglais
trilliw mawr Large Tortoiseshell Aglais polychloros
trilliw prin Scarce Tortoiseshell Aglais xanthomelas
troedwas adain gron Round-winged Muslin Thumatha senex
troedwas bach Pigmy Footman Eilema pygmaeola pygmaeola
troedwas brith Speckled Footman Coscinia cribraria
troedwas brithgoch Crimson Speckled Footman Utetheisa pulchella
troedwas brych Dotted Footman Pelosia muscerda
troedwas brych bach Small Dotted Footman Pelosia obtusa
troedwas cyffredin Common Footman Eilema lurideola
troedwas gweog Muslin Footman Nudaria mundana
troedwas gwlithog Dew Footman Setina irrorella
troedwas gwridog Rosy Footman Miltochrista miniata
troedwas gyddfgoch Red-necked Footman Atolmis rubricollis
troedwas hardd Beautiful Utetheisa Utetheisa bella
troedwas llwydaidd Dingy Footman Eilema griseola
troedwas llwydfelyn Buff Footman Eilema depressa
troedwas llwydwyn Hoary Footman Eilema caniola
troedwas melyngoch Orange Footman Eilema sororcula
troedwas pedwar smotyn bach Four-dotted Footman Cybosia mesomella
troedwas pedwar smotyn mawr Four-spotted Footman Lithosia quadra
troedwas prin Scarce Footman Eilema complana
troedwas rhesog Feathered Footman Spiris striata
troedwas sidanaidd Northern Footman Eilema sericea
trwynog Snout Hypena proboscidalis
trwynog adain resog Pinion-streaked Snout Schrankia costaestrigalis
trwynog blodiog Waved Tabby Idia aemula
trwynog bychan Marsh Oblique-barred Hypenodes humidalis
trwynog croesryw Autumnal Snout Schrankia intermedialis
trwynog du Black Snout Plathypena scabra
trwynog dwyres Twin-striped Tabby Idia lubricalis
trwynog llinell wen White-line Snout Schrankia taenialis
trwynog praff Paignton Snout Hypena obesalis
trwynog tonnog Bloxworth Snout Hypena obsitalis
trwynog y rhos Beautiful Snout Hypena crassalis
trwynog yr aethnen Lesser Belle Colobochyla salicalis
trwynog yr hopys Buttoned Snout Hypena rostralis
tusw cleisiog Marbled Tuffet Charadra deridens
tusw'r cyll Nut-tree Tussock Colocasia coryli
uwchadain oren Orange Upperwing Jodia croceago
wylun bach Small Eggar Eriogaster lanestris
wylun gwelw Pale Eggar Trichiura crataegi
wylun gwelw'r borfa Pale Grass Eggar Lasiocampa trifolii
wylun y borfa Grass Eggar Lasiocampa trifolii trifolii
wylun y derw Oak Eggar Lasiocampa quercus quercus
wylun y grug Northern Eggar Lasiocampa quercus
yfwr gwlith Drinker Euthrix potatoria
ymdeithiwr y derw Oak Processionary Thaumetopoea processionea
ymdeithiwr y pinwydd Pine Processionary Thaumetopoea pityocampa
ymerawdwr Emperor Moth Saturnia pavonia
ymerawdwr y gellyg Great Peacock Moth Saturnia pyri

Cyfeiriadau

golygu
  1. "Cymdeithas Edward Llwyd; adalwyd 22 Ebrill 2012". Archifwyd o'r gwreiddiol ar 2012-07-17. Cyrchwyd 2021-02-20.
  2. "Cyngor Cefn Gwlad Cymru; adalwyd 22 Ebrill 2012". Archifwyd o'r gwreiddiol ar 2013-10-13. Cyrchwyd 2012-04-27.