Sauropsida
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Sauropsida is a clade of amniotes, broadly equivalent to the class Reptilia, though typically used in a broader sense to also include extinct stem-group relatives of modern non-avian reptiles and bird
Sauropsida exemple
The Berlin specimen of Archaeopteryx lithographica, a historically important fossil which helped to establish birds as a component of the reptile family tree
Mesozoic sauropsids: non-avialan dinosaurs (Europasaurus and iguanodonts) alongside the early bird Archaeopteryx perched on the foreground tree stump.
Protorothyris
Reptile
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Reptiles, as commonly defined, are tetrapod vertebrate animals with an ectothermic metabolism and amniotic development. Reptiles traditionally comprise four orders: Testudines, Crocodilia, Squamata an
Sauropsida
…Sauropsida (Greek for "lizard faces") is a clade of amniotes, broadly equivalent to the class Reptilia, though typically used in a broader sense to also include extinct stem-group relatives of modern non-avian reptiles and birds (which, as theropod…
TWC Wildlife Centre• Stewart Nimmo • MRD 8910
Saltwater Crocodile
Florida Box Turtle Digon 3
Rhinechis scalaris cropped