90 



Aves — Hesperorrds. 



Table-case, 

 No. 13. 



of this newer specimen shows that the jaws were armed with 

 teeth, of which fourteen may be seen in the figure of the head. 

 The teeth appear to have been implanted in distinct sockets, 

 and were smooth, pointed, and coated with enamel (see "Woodcut, 

 Fig. Ill, p. 89). 



Hesperor- 

 nis. 



Fig. 113.— Skeleton of Hesperornis regalis (Marsh) restored; about one-tenth natural size. 

 (From the Cretaceous of Kansas, N. America.) 



Here are also exhibited twenty-six casts of bones of Hespergrnis 

 regalis, a large toothed bird, measuring neaxdy six feet from the 

 extremity of the bill to the end of the toes. In habit it resembled 



