crocs and turts Flashcards
(29 cards)
turtles characteristics
keratinized beak, 1 occipital condyle, shell (ribs)
osteoderms
bony plates of shells
scutes
keratinized covering on shell
turtle heart plan
septated ventricle w a shunt for diving
id male turtle
concave plastron (mating)
suborder pleurodira
side-neck turtles. pelvic girdle is attached to plastron giving them a worse back leg walk on land. 104 spp, aquatic
suborder cryptodira
most turtles. retract neck sagittally
chelidae
family in pleurodira. inc the mata mata (the only one we have). webbed feet, MASSSIve weird head (looks like a cryptobranchid tbh)
trionychidae
soft-shell turtles
kinosternidae
mud and musk turtles. hinge like 2/3rds up body, have chin barbels.
chelydridae
snapping turtles. reduced plastron, cannot fully retract head and limbs
dermochelyidae
leatherbacks. very large, no scutes. we have a piece of its shell (no specimens)
cheloniidae
sea turtles. hard shells, scutes
emydidae
most turtles. includes box (hinged halfway), and sliders and terrapins
testudinidae
tortoises. very scale forelimbs, terrestrial
archosaur traits
antorbital fenestra
alligatoridae
family of alligators and caiman. teeths all covered, babies have bottom teeth covered
crocs order
crocodilia
crocodylidae
4th tooth sticks out, crocs. the baby has mouth open but he does have a large 4th tooth
gavialidae
2 spp. gharials. very long snout
turtle anatomy
follow ur heart tbh
turtle anatomy membrane..
ITS THE LUNG
creepy gastralia
crocodylidae. creepy
remember if you have a bony plate.
osteoderm
