15. GLOBICEPHALUS G. MELAS. 183 



yellow. Belly grayish white. Body marketl with lumieroiis and con- 

 spicuous light-colored, irregular, and uusymmetrically-placed strite. 



Young. — Dark gray above, grayish white below. Head whitish, 

 strongly tinged with yellow. Side with five or more narrow, vertical, 

 and nearly equidistant lines. 



Teeth I to j*^. Vertebnii: C. 7; D 12; L. 19; Ca. 30 = GS. 



Skull massive. Rostrum expanded in front of the maxillary notches, 

 obtusely pointed; its length one-half the entire length of tlie skull. 

 Iiitermaxillai moderately convex on the rostrum; the prenareal area 

 elevated; the spaces between the inner free margin become wider 

 rather suddenly near the extremity of the rostrum. Vomer extending 

 nearly to the extremity of the rostrum, not usually visible on the 

 palate. Pterygoids large and prominent; largely in contact in the 

 median line. Temi^oral fosste oval, their wall largely covered by the 

 squamosal. 



Measurements of the exterior. — Adult 9 . Total lengtb, 12G inches 

 <320'="'; length of moutb, lOi inches (20.7^'"); tip of snout to anterior 

 base of dorsal tin, 47 inches; length of pectoral fin, 23| inches; vertical 

 height of dorsal fin, 10 inches ; breadth of flukes, 29 inches. 



Measurements of the sladl. — (U. S. National Museum, No. 15890. Adult. 

 Cape Cod, Massachusetts.) Total length, 53""; length of rostrum, 

 2C'^'"'; breadth of rostrum at base, 20.5'"'; breadth of rostrum at its 

 middle, 12.8'"'; breadth of intermaxiihe at same point, 9'"'; breadth 

 between orbits, 31. 2<'"' ; length of temporal fossa, 13.3' "\ 



Habitat. — North Atlantic and North P.icitic Oceans; North Sea; 

 Mediterranean; coast of the United States, Cape Cod; Atlantic City, 

 N. J.; Massachusetts; Cape of Good Hope {G. richardsoni Cray); 

 California {G. stcarnsii Dall); Japan {G. saixamata Gray). 



15. GLOBICEPHALUS Gray. 



Rostrum short and very broad. Rostral portion of intermaxillne flat 

 anfl very broad (sometimes covering the entire anterior half of tile ros- 

 trum). Symphysis of mandible short. Pterygoid bones large and in 

 contact. Teeth few and large, 7 to 11, confined to the anterior half 

 of the rostrum. Vertebra^, 57 to 60. 



Head globular, with a rounded protuberance on the lip; beak want- 

 ing; mouth oblique. Dorsal tin very long, low, and thick. Pectoral 

 fins narrow and very long. Color black. 



GLOBICEPHALUS MELAS ;, Traill). 

 (Plate 40, figs. 1 and 2.) 



Size large; forui stout. Head globose; forehead protuberant, over- 

 hanging the lip in adult individuals ; body especially deep opposite the 

 dorsal fin. Pectoral fins very long, slender, and pointed; length about 



