CASE— AMPHIBIA AND PISCES 



\b 





l-Za, Spliarolepis arctata (Cope). 



1, la, lb. Complete dentigerons ]ilate, in upper, nnder, and side views, natural size. 

 Vermilion Co., 111. No. 6512 Univ. of Chicago, 



2, 2a. Fragmentary dentigerous iilate, in upper and side views. X 2. Type. Vermilion 

 Co., 111. No. 6511 Univ. of Chicago. 



3-35. Megalichthys nitidus (Cope). X -■;3. 



Head of type specimen viewed from in front (fig. 3(r), from below (fi,g. 3) and from 

 the right side (fig. ib). Texas. No. 7239 Am. Mus. 



