tortoiseshell
amphichelydian
softshell
musk turtle
paracryptodiran
Kemp's ridley sea turtle
order Ichthyosauria
false map turtle
family Dermochelyidae
genus Chelonia
Dermochelyidae
leatherback
Ichthyosauria
eurymylid
Chelonia
eucyclid
hawksbill sea turtle
platysternid
big-headed turtle
Fly River turtle
snake-necked turtle
turtler
genus Chelydra
Chelydra
acanthostegid
euhelopodid
leatherback turtle
stinkpot
arrau turtle
baphetid
terrapin
lysorophian
leathery turtle
jurara
Dermochelys coriacea
nothosaurid
testudine
pig-nose turtle
genus Sternotherus
pterygotid
pterosauromorph
lapillopsid
turtlelike
turt
Sternotherus
alligator snapping turtle
euharamiyidan