ziphiid^:. 99 



Ziphius indicus, Van Beneden ; Gray, Cat. S. §• W. p. 346, fig. 69. 

 Ziphius du Cap-de-Bonne-Esp6rance, Gervais, Osteog. Cet. t. 21. 



f. 10. 

 Ziphius de la mer des Indes, Gervais, Osteog. Cet. t. 21. f. 11-13. 



Inhab. South Sea. Cape sea (H. Layard). 



Though M. van Beneden's figure (copied in Cat. Seals & Whales, 

 p. 347. f. 69) is so unlike the figure of Petrorhynchus capensis in 

 the Cat. Seals & Whales, pp. 344 & 345. figs. 67 & 68, yet the cast of 

 the beak of M. van Beneden's specimen resembles the latter figure 

 and our specimen. 



Family 18. ZIPHIIDJE. 



Ziphihia, Gray, Cat. S. $■ W. pp. 327, 348. 

 Zipkiidse, Gray, Synops. Whales Sf Dolph. p. 10. 



Skull beaked. Maxillaries not dilated above. Intermaxillaries 

 linear, rather swollen on the sides of the nostrils. Teeth on the 

 sides of the lower jaw compressed. Cervical vertebrae more or less 

 united into a consolidated mass. 



* Symphysis of the lower jaw produced behind the teeth. 



1. BERARDIUS. 



Berardius, Gray, I. c. pp. 327, 348 ; Synops. Whales $ Dolph. p. 10. 



Teeth 2 . 2, in the front of the sides of the lower jaw, conical, com- 

 pressed. Lower jaw gradually tapering in front. Symphysis mo- 

 derately long, as far from the hinder tooth as from the tip. 



1, Berardius arnuxi. 



Berardius arnuxi, Gray, I. c. p. 348, fig. 70 ; Synops. Whales fy Dolph. 

 p. 10; Gervais, Osteog. Cet. t. 23 (skull). 



Inhab. New Zealand. 



" Skull and lower jaw, a cervical vertebra, scapula, hyoid, pad- 

 dles, and pelvic bones of one individual. 



" Single tooth of another individual, weight 206 grains. 



in. 



" Length of head 23| 



Length of nose 17 



Length of dental groove 7 



Length of lower jaw 19 



Width at notch hh 



Width at orbits 9| 



Width of intermaxillary at blow-holes 4| 



Width of nose 2 



Height of occiput 9| 



" One small tooth imbedded close to the tip of lower jaw on left 

 side, 1 inch high, weight 38i grains, irregular triangular shape. 



h 2 



