34 NEW YORK STATE MUSEUM 



Milehill described, in the Medical Repositonj, 8:77, an individuaP 

 measuring 13 feet and 1 inch, which was found, in 1803, on the 

 south side of Long Island. De Kay describes the species but 

 without mentioning any locality of its capture. His figure was- 

 basod on a female specimen, about 13 feet long, in the American 

 museum. 



At Woods Hole Mass. the thresher comes in April and remains 

 till la to in the fall. It is common in Vineyard sound and i 

 found also in Buzzards bay. In the fall the boat fishermen, fish- 

 ing for cod at Gay Head, catch them with lines baited with, 

 fresh herring. Individuals 20 feet long have been caught at 

 Menemsha. 



The shark feeds on mackerel, menhaden, herring and other 



small fishes. 



Family carcharidae: 



Sand Sharks 



Genus carcharias Kafinesque 



Body moderately elongate; the snout pointed; mouth large, 

 crescentic; teeth long, narrow, awl-shaped, not serrated, most of 

 them with one or two small basal cusps; spiracles minute, pore- 

 like; no nictitating membrane; gill openings in advance of the 

 pectorals, moderately large; dorsal fins nearly equal, not large, 

 the first well behind the pectorals; caudal well developed, with- 

 out keel, its basal lobe short, a notch near its tip; pectoral* 

 short, not reaching to beginning of dorsal; size moderate. 



IG Carcharias littoralis (Milehill) 



Sand Shark 



f?fliialiis littoralis MiToiiirx. Am. Month. Mag. II, 328, 1818; Le Sueur^ 



Jonr. Ac. Nat. Soi. Thila. I, 224. 

 f'anlKirids liltuniliH De Kay, N. Y. Fauna, Fishes, 351, 1842; Jordan Sc 



EvKUMAN.x, Bull. 47, TJ. S. Nat. Mus. 46, 1896; Smith, Bull. U. S. F. C. 



XVII. 8'.), 1808. 

 Eufii>wiihi>ihis littiinilis Gill, Proc. Ac. Nat. Sci. Phila. 260, 1864. 

 (>i]-i)iit<isitis (iiiiiTicinnis CJitntiiek, Cat. Fish. Brit. Mus. VIII, 392, 1870. 

 t'arrltii fills (iiiirrirdinin .ToiihAN & Gilbert, Bull. 16, U. S. Nat. Mus. 27, 



iss:!. 



Body moderately elongate, its greatest hight contained five 

 to six ;iii(l one liiill' tiiiu's in the io(al length; head moderately 



