†† The lateral rings of the cervical vertebræ shorter than the diameter of the bodies of the vertebræ.—Gray, l. c. p. 374; Synops. Whales & Dolph. p. 2.
3. Physalus patachonicus.
Physalus patachonicus, Gray, l. c. p. 374, figs. 76-86; Synops. Whales & Dolph. p. 2.
Inhab. River Plata.
4. Physalus brasiliensis.
B.M.
Physalus brasiliensis, Gray, l. c. p. 162.
Balænoptera brasiliensis, Gray, Zool. Ereb. & Ter. p. 5.
Inhab. Bahia.
“Mystica differs from the norwega in having the back black and the belly and throat furrowed. Sometimes there are white spots on the side.