BEAKED WHALES, FAMILY ZIPHIID^ — TRUE. 85 



Plate 13. 



Mesoplodon europsewi. Atlantic City, New Jersey. Cat. No. 23346, U.S.N.M. 

 Fig, L Vertebrae, from right to left as follows: 7th thoracic, Sth thoracic, 1st lumbar, 1st caudal. Scale, 



jy nat. size. 



2. Sternum. Anterior aspect. 



* 1 



3. Left scapula. External surface. Scale yg nat. size. 



4. Right pectoral limb. External surface. Scale 3^ nat. size. 



5. Lungs. Dorsal aspect. About { nat. size. 



Plate 14. 



Ziphius cavirostris. 



Fig. 1. Skull. (Type of Ziphius semijunctus (Cope).) Charleston, South Carolina. Female, young. 

 Cat. No. 21975, U.S.N.M. Dorsal aspect. J nat. size. 

 Tip of beak slightly defective. 

 2. Skull. Barnegat City, New Jersey. Female, adult. Cat. No. 20971, U.S.N.M. Dorsal aspect. 

 J nat. size. 



Plate 15.. 



Ziphius cavirostris. 



Fig. 1. Skull. Bering Island. (Topotype of Ziphius grebnitzkii .) Female (?), adult, Cat. No. 22069, 

 U.S.N.M. Dorsal aspect. J nat. size. 

 2. Skull. Bering Island. (Topotype of Ziphius grebnitzkii.) Dorsal aspect. Cat. No. 21246. 

 I nat. size. 



Pl.\te 1G. 



Z iph ius cavirostris . 



Fig. 1. Skidl. {Type oi Ziphius grebnitzkii Stejneger.) Bering Island. Male(?). Cat. No. 20993, 

 U.S.N.M. Dorsal aspect. 5 nat. size. 

 2. Skull. (Topotype oi Ziphius grebnitzkii.) Bering Island. Adult. Cat. No. 21245, U.S.N.M. 

 Dorsal aspect. 5 nat. size. 



Plate 17. 



Ziphius cavirostri,i. 



Fig. 1. Skull. (Topotype of Ziphius grebnitzkii.) Bering Island. Male (?), adult. Cat. No. 21248, 

 U.S.N.M. Dorsal aspect. ^ nat. size. 

 2. Skull. Newport, Rhode Island. Male, adult. Cat. No. 49599, U.S.N.M. Dorsal aspect. 

 ^ nat. size. 



Plate IS. 



Ziphius cavirostris. 



Fig. 1. Skull. (Type of Ziphius semijunctus (Cope).) Charleston, South Carolina. Ventral aspect. 

 I nat. size. 

 2. Skull. Barnegat City, New Jersey. Ventral aspect. I nat. size. 



Plate 19. 



Ziphius cavirostris. 



Fig. 1. Skull. (Type of Ziphius grebnitzkii.) Bering Island. Cat. No. 20993, U.S.N.M. Ventral 

 aspect. J nat. size. 

 2. Skull. Newport, Rhode Island. Ventral aspect. J nat. size. 



