Rhegen dŵr: Gwahaniaeth rhwng fersiynau

| label = [[RhegenCeiliog dorchfrowny dŵr]]

| p225 = GallirallusGallicrex philippensiscinerea

| p18 = [[Delwedd:GallirallusGallicrex philippensiscinerea Lord-Basai HoweWetlands, Islandnear 1Gurgaon, Haryana, India-8.jpg|center|80px]]

| label = [[Rhegen gefnresogadeinresog]]

| p225 = GallirallusNesoclopeus striatuspoecilopterus

| p18 = [[Delwedd:Hypotoenidia obscurioria - Hypotoenidia striatusNesoclopeus.poecilopterus.ofgh.jpg|center|80px]]

| label = [[Rhegen Guambenwinau]]

| p225 = GallirallusAnurolimnas owstonicastaneiceps

| p18 = [[Delwedd:GuamRail02PorzanaCastaneicepsSmit.jpg|center|80px]]

| label = [[Rhegen Prydain Newydddywyll]]

| p225 = GallirallusPardirallus insignisnigricans

| p18 = [[Delwedd:RallusInsignisSmitPardirallus nigricans-Blackish Rail.jpg|center|80px]]

| label = [[Rhegen yddflwyd MadagasgarPlaten]]

| p225 = CanirallusAramidopsis kioloidesplateni

| p18 = [[Delwedd:CanirallusAramidopsis kioloidesplateni 18681898.jpg|center|80px]]

| label = [[Rhegen Ynyswinau Lord Howeresog]]

| p225 = GallirallusRallicula sylvestrisleucospila

| label = [[WecaRhegen Ynys Inaccessible]]

| p225 = GallirallusAtlantisia australisrogersi

| p18 = [[Delwedd:GallirallusAtlantisia australisrogersi LC0248scematic.jpg|center|80px]]