carettochelyid
arrau turtle
nanhsiungchelyid
dermochelyid
sandownid
geoemydid
alligator snapping turtle
mossback
big-headed turtle
genus Chelydra
desmatochelyid
chelid
sinemydid
kinosternid
Chelydra
snapping turtle
macrobaenid
eucryptodiran
loggerhead
order Testudinata
order Testudines
turtler
Trionyx muticus
emydid
order Chelonia
family Emydidae
Chelonia
Emydidae
Testudines
Caretta caretta
trionychian
Testudinata
loggerhead turtle
smooth softshell
plesiochelyid
platysternid
bastard turtle
water adder
clavicularium
Lepidochelys kempii
pleurosternid
Atlantic ridley
protostegid
bastard ridley
Trionyx spiniferus