4. Clymenia Styx.

B.M.

Delphinus Styx, Gray, l. c. p. 250.

Clymenia Styx, Synops. Whales & Dolph. p. 6, t. 21.

Inhab. West Africa, North Pacific.

5. Clymenia Euphrosyne.

B.M.

Clymene Euphrosyne, Gray, P. Z. S. 1866, p. 214.

Clymenia Euphrosyne, Gray, Synops. Whales & Dolph. p. 6, t. 22 & t. 31.

Delphinus Euphrosyne, Gray, l. c. p. 251; Zool. Ereb. & Ter. t. 22.