332 MAMMALIA : CETE. LI. 



white, young dusky. N. Atl., S. to Cape Cod. L. 15 feet, 

 (Eu.) 



574. GRAMPUS Gray. (A corruption of the French 

 " grand poisson.") 



1098. G. griseus (Cuvier). GRAMPUS. Cow FISH. Slate 

 color, with white scratches. L. 15 to 20 feet. N. Atl., not rare. 

 (Eu.) (Lat., gray.) 



FAMILY CXCH. ZIPHIID^E. (THE BOTTLED-NOSED 

 WHALES.) 



This group is intermediate between the Sperm Whales and the 

 Dolphins. It is distinguished from the former chiefly by the very 

 small number of teeth, usually not more than four developed in the 

 lower jaw, these fitting into pits in the upper ; these teeth are mostly 

 developed only in the male. Dorsal small, posterior ; pectoral short, 

 ovate, placed low, with five fingers enclosed in thick skin ; snout 

 more or less produced, the forehead rising abruptly in the adult. 

 Genera 4 ; species about 10, mostly of the Southern seas. 



o. Teeth in cf evident. 



b. Visible teeth two, in tip of lower jaw ZIPHIUS, 575. 



bb. Visible teeth two, in side of lower jaw MESOPLODON, 576. 



oo. Teeth in both jaws wanting or concealed; beak long. 



HYPEKOODON, 577. 



575. ZIPHIUS Cuvier. (An old name, from i'0os, sword?) 



1099. Z. cavirostris Cuvier. L. 20 feet. Atl. (Eu.). (Lat., 

 concave-snout.) 



576. MESOPLODON Gervais. (pea-os, middle ; OTT\OV, 

 armature ; o&ov, tooth.) 



1100. M. sowerbiensis (Blainville). COW-FISH. K Atl., 

 scarce. L. 20 feet. (Eu.) 



577. HYPEROODON Lacepede (virtpaa, palate ; odo>j/, tooth.) 



1101. H. rostratus (Miiller). BOTTLE -NOSED WHALE. 

 SPERM-WHALE PORPOISE. Beak distinct in young, obscured in 

 adult by the development of bony crests which give the head the 

 shape of a trunk or chest. N. Atl. L. 25 feet. (Eu.) (Lat., 

 long-nosed.) (H. bidens Owen ; Z. semijunctus Cope.) 



FAMILY CXCIII. PHYSBTBRID^iJ. (THE SPERM 



WHALES.) 



Teeth numerous, in lower jaw only ; lower jaw very thin and 

 flat ; upper jaw heavy ; eye placed high, much above angle of 

 mouth. Two genera, with 3 or 4 species, in warm seas. 



