BEAKED WHALES, FAMILY ZIPHIID^ — TRUE. 85 



Plate 13. 



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

 Fig. 1. Vertebra;, from right to left as follows. 7th thoracic, 8th thoracic, Ist lumbar, 1st caudal. Scale, 



jY nat. size. 



2. Sternum. Anterior aspect. 



3. Left scapula. External surface. Scale -^ nat. size. 



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



5. Lungs. Dorsal aspect. About J 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. ^ nat. size. 

 Tip of beak slightly defective. 

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



^ nat. size. 



Plate 1.5. 



Ziphius cavirostris. 



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

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

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



J nat. size. 



Pl.\te 16. 



ZiphiuK cavirostris. 



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

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

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



Dorsal aspect, i nat. size. 



Plate 17. 



Ziphius cavirostris. 



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



U S.N.M. Dorsal aspect, i nat. size. .,, „ ^vt „ t^ 1 



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



i nat. size. 



Plate 18. 



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.l. Skull. (Type of Ziphius grebniukii.) Bering Island. Cat. No. 20993, U.S.N.M. Ventral 

 aspect. J nat. size. . 



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



