Plate 41 MESOPLODON AND ZIPHIUS
Fig. 1. Mesoplodon europæus. Atlantic City, New Jersey. Male, young. Cat. No. 23346, U.S.N.M. Length 12½ feet.
2. The same. Dorsal aspect.
3. Ziphius cavirostris (?). Kiska Harbor, Alaska, 1904.
4. Ziphius cavirostris. Newport, Rhode Island. Male, adult. Length 20 feet 1 inch. Cat. No. 49599, U.S.N.M.