8. ELECTRA. 77 



** Beak of the skull rather shorter than tlie length of the brain-cavity. 

 Teeth small, Jive or six in an inch. 



6. Electra clancula. B.M. 



Electra clancula, Gray, Synops. Whales <§• Dolph. p. 7, t. 35. 

 Lagenorhvnchus clanculus, Gray, Cat. S. §• W. p. 271. no. 5 ; Hector, 

 Trans. "New-Zealand Instit. 1870, p. 27. 



Beak of the skull broad behind, once and three-fourths the 

 width of the notch in length. Teeth five in an inch. 

 Inhab. South Pacific Ocean. 

 In the Museum of "Wellington, New Zealand, a complete skeleton. 



ft. in. 



Total length 5 1-0 



Cervical vertebrae seven, anchyloscd 1*3 



Dorsals fourteen 11*5 



Lumbar and caudal forty-eight, thirty-four of which have pro- 

 cesses, and may be considered lumbars. 



Skull :— in. 



Length, total . 14-0 



Length of beak * 7-5 



Width at notch 3-5 



Width at orbits 6-0 



Width of intermaxillary at blow-hole 2 % 1 



Width at middle of beak 2-5 



Height of occiput 5-7 



Length of flappers 12-0 



Scapula, transverse diameter 4-5 



Scapula, longitudinal diameter 6*5 



This specimen was harpooned outside Wellington Harbour, and 

 appears to be the common Dolphin of the coast. 

 Lower jaws of two others. 



7. Electra crucigera. 



Lagenorhynchus cruciger, Gervais, Osteogr. Cet. tab. 36. fig. 3. 



8. Electra tbicolea. B.M. 



Electra tbicolea, Gray, Synops. Whales ty Dolph. p. 7, t. 36. 

 Lagenorhynchus thicolea, Gray, Cat. S. §• W. p. 271. no. 7. 



Beak of the skull narrow behind, twice as long as the width at 

 the notch. Teeth small, six in an inch. 

 Inhab. West coast of North America. 



