Case : Vertebrate Fossils from Pittsburgh, Pa. 241 



Fig. 4. An amphibian. Sp. ind. The neural arch and spine of a caudal vertebra. 



Fig. 5. Eryops sp. ind. A nearly complete (composite) vertebra. The parts 

 were found dissociated, and may not all pertain to the same vertebra. 



Fig. 6. Eryops sp. ind. One of the pleurocentra. 



Figs. 7, 8. Eryops sp. ind. Two ribs, somewhat distorted. 



Fig. 9. The ilium of an undetermined reptile. The opposite side of the same 

 specimen is shown in the text, Figure 8. 





