Anifail: Gwahaniaeth rhwng fersiynau

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| align="right" |17,000<ref name="Zhang2013">{{Cite journal|last=Zhang|first=Zhi-Qiang|title=Animal biodiversity: An update of classification and diversity in 2013. In: Zhang, Z.-Q. (Ed.) Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (Addenda 2013)|journal=Zootaxa|volume=3703|issue=1|date=2013-08-30|doi=10.11646/zootaxa.3703.1.3|url=https://biotaxa.org/Zootaxa/article/download/zootaxa.3703.1.3/4273|page=5|access-date=2 March 2018|archive-url=https://web.archive.org/web/20190424154926/https://biotaxa.org/Zootaxa/article/download/zootaxa.3703.1.3/4273|archive-date=24 April 2019}}<cite class="citation journal cs1" data-ve-ignore="true" id="CITEREFZhang2013">Zhang, Zhi-Qiang (30 August 2013). [https://biotaxa.org/Zootaxa/article/download/zootaxa.3703.1.3/4273 "Animal biodiversity: An update of classification and diversity in 2013. In: Zhang, Z.-Q. (Ed.) Animal Biodiversity: An Outline of Higher-level Classification and Survey of Taxonomic Richness (Addenda 2013)"]. ''Zootaxa''. '''3703''' (1): 5. [[Adnabyddwr gwrthrychau digidol|doi]]:[[doi:10.11646/zootaxa.3703.1.3|10.11646/zootaxa.3703.1.3]]. [https://web.archive.org/web/20190424154926/https://biotaxa.org/Zootaxa/article/download/zootaxa.3703.1.3/4273 Archived] from the original on 24 April 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">2 March</span> 2018</span>.</cite></ref>

|Yes<ref name="Hogenboom2016" />

|1,750<ref name="Balian2008">{{Cite book|last=Balian|first=E. V.|last2=Lévêque|first2=C.|last3=Segers|first3=H.|first4=K.|last4=Martens|title=Freshwater Animal Diversity Assessment|url=https://books.google.com/books?id=Dw4H6DBHnAgC&pg=PA628|year=2008|publisher=Springer|isbn=978-1-4020-8259-7|page=628}}<cite class="citation book cs1" data-ve-ignore="true" id="CITEREFBalianLévêqueSegersMartens2008">Balian, E. V.; Lévêque, C.; Segers, H.; Martens, K. (2008). [https://books.google.com/books?id=Dw4H6DBHnAgC&pg=PA628 ''Freshwater Animal Diversity Assessment'']. Springer. p.&nbsp;628. [[Rhif Llyfr Safonol Rhyngwladol|ISBN]]&nbsp;[[Special:BookSources/978-1-4020-8259-7|<bdi>978-1-4020-8259-7</bdi>]].</cite></ref>

|Yes<ref>{{Cite book|last=Morand|first=Serge|last2=Krasnov|first2=Boris R.|last3=Littlewood|first3=D. Timothy J.|title=Parasite Diversity and Diversification|url=https://books.google.com/books?id=o2t2BgAAQBAJ&pg=PA44|year=2015|publisher=Cambridge University Press|isbn=978-1-107-03765-6|page=44|access-date=2 March 2018}}</ref>

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