CASE— AMPHIBIA AND PISCES 



PLATE 27 



1-3. Sagenodusfossatus, dental plates, X 1%. Am. Mus.: original of figs. 1, la, No. 7475; originals 



of 2 and 3, No. 7260. 

 4 Aa Sagenodus paticicristatiis . Dental plate, X 1^ Type. No. 6505 Univ. of Chicago. 

 5! 5«. Sageyiodus periprion. Left palatal plate, X \%. Type. No. 7474 Am. Mus. 

 6' Sagenodus heterolopkusl . Incomplete dental plate, X IX- No. 7473 Am. Mus. 

 7, 7a, 8. 5a^^«orf«i z/zWoj-;. Left palatal plates, X IX- Type. 7, 7a. No. 6507 Univ. of Chicago. 



8. A specimen from Texas; No. 7233 Am. Mus. 



9, 9a. Side and top views of the type of Cnathorhiza serrata, No. 7258 Am. Mus. X 3. 



10, Top view oiGna/Aorhizapusil/a. Type. No. 6508 Univ. of Chicago. X 3. 



11, 11a. Ceratodus fawsus. Imperfect dental plate attached to a fragment of the splenial, X l^- 

 Type. 11, seen from above; 11a, viewed from side. No. 7230 Am. Mus. 



