entoplastron
chelydrid
chelid
trionychian
loggerhead
sea turtle
false map turtle
kinosternid
nanhsiungchelyid
pig-nose turtle
paracryptodiran
mossback
tortoiseshell turtle
musk turtle
hawksbill turtle
plateless turtle
pitted-shelled turtle
Chelydra
emydid
hawksbill
order Chelonia
Testudines
genus Chelydra
hawkbill
stinkpot
cheloniid
order Testudines
Eretmochelys imbricata
Testudinata
order Testudinata
river turtle
Black Turtle of the North
Streptopelia risoria
ringdove
trionychid
Xuanwu
chelonid
Black Tortoise
eucryptodiran
European pond terrapin
Cheloniidae
family Cheloniidae
family Chelonidae
leaf turtle
Chelonidae