B.M.

Steno fuscus, Gray, Synops. Whales & Dolph. p. 5, t. 26. f. 1.

Only known from a fœtus in spirits.

2. Steno? brevimanus, Gray, Cat. S. & W. p. 236.

Inhab. Banda, Singapore. Teeth 36/36.

3. Steno? coronatus, Gray, Cat. S. & W. p. 238.

Inhab. Spitzbergen (Fréminville). Not seen since 1806, and no remains of it in any museum.

4. Steno? rostratus, Gray, Cat. S. & W. p. 238.

Dauphin de Breda, Cuvier, Oss. Foss. vol v. p. 400.