ORCADiE. 85 



" The atlas, axis, and three other cervicals are anchylosed. The 

 compound cervicals have a conjoined length of 4 inches. Vertical 

 diameter of foramen raagnnm 2| inches. Conjoined length of the 

 four lumbars 8 inches ; height, including spinous processes, 8-5 

 inches. Caudal apparatus, of thirteen segments, 16 inches ; two of 

 these are anchylosed. Teeth g^." — Hector. 



6. Globiocephalus Scaminonii, CopCj Proc. Ac. N. S. Philad. 1869, p. 11. 



Elack above and below. 

 Inhab. North Pacific. 



7. Globiocephalus australis. 



Inhab. Coast of Australia. In Museum of Sydney. 



8. Globiocephalus indicus, Grai/, Cat. S. Sr W. p. 322, 

 Inhab. Bay of Bengal. Black fish. 



9. Globiocephalus Sieboldii, Gray, I. c. p. 323. 

 Inhab. Japan. 



10. Globiocephalus chinensis, Gray, I. c. p. 323. 

 Inhab. China. 



11. Globiocephalus sibo, Gray, I. c. p. 323 {sub G. Sieboldii). 



Inhab. Japan. Called " Sibo golo." Purple, with a white spoi 

 behind the dorsal fin. 



2. SPH^ROCEPHALUS. 



Sphserocephalus, Gray, I. c. p. 323 ; Synops. Whales Sf Dolph. p. 9. 

 Palate of the skull convex, shelving on the sides. Beak oblong, 

 of nearly the same width the greater part of its length. 



1. Sphaerocephalus incrassatus. B.M. 



Sphserocephalus incrassatus, Gray, I. c. p. 324, figs. 63 & 64 j Synops. 

 Whales ^ Dolph. p. 9. 



Inhab. British Channel, Bridport. 



II. Pectoral Jin broad, 7'ounded or truncated at the end ; hand shorter than 

 the arm-bones ; second Jinger the longest, the rest gradually shorter ; 

 phalanges of the second jinger six or eight (cf. p. 63). 



Family 13. ORCADiE. 



Orca, Gray, Cat. Seals ^ Whales, p. 278 ; Synops. Whales Sc Dolph. 

 p. 8. 



Head rounded, scarcely beaked. Dorsal fin falcate. Skull heavy ; 

 wings of sides expanded ; beak short, broad ; triangle in front of 



