Sub-class | Skull | Example | |
A. | Anapsida | Anapsid | Hatteria |
B. | Ichthyopterigia | Synapsid | Pelycosaurus |
C. | Synaptosauria | Euryapsid | Plesiosaurus |
D. | Lepidosauria | Diapsid | Cotylosauria |
A) A
B) B
C) C
D) D
Correct Answer: C
Solution :
The euryapsids or plesiosaurs had a single temporal fossa in skull above the joint of postorbital and squamosal. All became extinct towards the end of cretaceous.You need to login to perform this action.
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