414 



ZOOLOGY 



SECT. 



Order 3. — Ichthyornithes. 



Including Irhfhijornis (Fig. 1054) and Apatoruis. Tcni-likc Birds 

 from the Cretaceous of Nortli America. 



■"^a^^ 



Fig. 1054.— Ichthyornis victor. The restored skeleton. (After Marsh.) 



Order 4. — Pygopodes. 

 Juckuling the Diwers (Col// nibns) and the Grebes (Podicij^es). 



Order 5. — Impennes. 

 Including the Penguins {Aj)tcnodytcs, Eiidyptcs, &c., Fig. 1055). 



