24 GLOBIOCEPHALUS. GRAMPUS. 



Color. Black; a white area beneath. 

 Measurements. Total length about 20 feet. 



34. brachypterus. {Globioccphalus). Cope, Proc. Acad. Nat. Scien. 



Phil., 1876, p. 129, fig. p. 131. 



Type locality. East coast of Delaware Bay, at the mouth of 

 Maurice River. 



Geogr. Distr. Atlantic coast of North America, New Jersey to 

 the Gulf of Mexico and West Indies. 



Gcnl. Char. Pectoral fins one-sixth the total length of body; 

 dorsal placed forward of middle length; teeth, %; vertebrae 57. Skull 

 massive. Rostrum broad, the basal width greater than four-fifths 

 total length; temporal fossae large, oval; intermaxillfe large and flat. 



Color. Entirely black. 



Measurements. Total length, 4648; tip of snout to dorsal, 1206; 

 length of pectoral, 762; height of dorsal, 356; width of flukes, 1168. 

 Skull: total length, 662; length of rostrum, 333; breadth at base, 

 288; at middle, 235; interorbital breadth, 45; length of temporal 

 fossa, 163. 



35. scammoni. {Globiocephalus), Cope, Proc. Acad. Nat. Scien. Phil., 



1869, p. 21. 



Type locality. Coast of Lower California. 



Geogr. Distr. Coasts of North and South America from Cali- 

 fornia southward; occasionally going into high northern latitudes. 



Genl. Char. Similar to G. brachypterus; pectoral fins longer. 

 Skull heavy: intermaxillae not projecting over the lateral margins of 

 rostral portion of maxillae. Superior nares broad and bordered by 

 narrow plates of the intermaxillae; pterygoids short, approximate. 



Color. Entirely black. 



Measurements. Total length, 4724; tip of snout to dorsal, 1372; 

 length of pectoral, 864; width of flukes, 1007. Skull: total length. 

 690; length of rostrum, 340; breadth at base, 308; at middle, 252; 

 interorbital breadth, 487; length of temporal fossa, 148. 



30. Grampus. 



5=5 to -^^^ = 6 to 28. 



■\—-\ 14— u 



Grampus. Gray, Zool. of Erebus and Terror, 1846, p. 30. Type D. 

 griscus, Cuv. 

 Rostrum moderate, expanding in front of ma.xillary notches, 

 and tapering to tip; rostral portion of intermaxillarj' broad and 

 rounded. No teeth in uppsr jaw. Pterygoids in contact, no beak: 

 dorsal fin rather large, falcate: pectorals long, narrow, falcate: verte- 

 brae, 68. 



