Sphenodonts
| Name | Species | State | Member | Material | Notes |
|---|---|---|---|---|---|
|
Eilenodon |
E. robustus |
|
A sphenodontian of relatively large size. |
||
|
Opisthias |
O. rarus |
|
A sphenodontian similar in appearance to the modern Tuatara |
||
|
Theretairus |
T. antiquus |
|
A small sphenodontian. |
Read more about this topic: Paleobiota Of The Morrison Formation