The Beaked Whales of the Family Ziphiidae / An Account of the Beaked Whales of the Family Ziphiidae in the Collection of the United States Museum...

by Frederick W. True

Plate 16 SKULLS OF ZIPHIUS CAVIROSTRIS

Ziphius cavirostris.

Fig. 1. Skull. (Type of Ziphius grebnitzkii Stejneger.) Bering Island. Male (?). Cat. No. 20993, U.S.N.M. Dorsal aspect. ⅙ nat. size.

2. Skull. (Topotype of Ziphius grebnitzkii.) Bering Island. Adult. Cat. No. 21245, U.S.N.M. Dorsal aspect. ⅙ nat. size.