According to Schlegel’s figure of the skull, it should be arranged in this section.

5. Electra breviceps.

Lagenorhynchus breviceps, Gervais, Ostéog. Cét. tab. 36. fig. 3.

Inhab. ⸺?

** Beak of the skull rather shorter than the length of the brain-cavity. Teeth small, five or six in an inch.

6. Electra clancula.

B.M.

Electra clancula, Gray, Synops. Whales & Dolph. p. 7, t. 35.

Lagenorhynchus clanculus, Gray, Cat. S. & W. p. 271. no. 5; Hector, Trans. New-Zealand Instit. 1870, p. 27.