24 NEW YORK STATE MUSEUM 



outer margin with a deep notch; spiracles present; the last two 

 gill openings over the pectoral base; caudal fin with a pit at the 

 root above and below; first dorsal fin above the space between 

 pectorals and ventrals. Size large. 



7 Galeocerdo tigrinus Mtiller & Henle 

 Tiger Shark; Leopard Shark 



Galeocerdo tigrinus MTJLLER & HENLE, Plagiostomen, 59, pi. 23, 1838; GUN- 

 THEB, Cat. Fish. Brit. Mus. VIII, 378, 1870; JOED AN & GILBERT, BulL ' 

 16, U. S. Nat. Mus. 21, 1883; JORDAN & EVERMANN, Bull. 47, U. S. Nat. 

 Mus. 32, 1896; SMITH, Bull. U. S. F. C. for 1897, 88, 1898. 



The caudal fin forms about one third of the total length and 

 exceeds the space between the dorsals; the second dorsal is in 

 advance of the anal; upper jaw with a long labial fold; teeth 

 ff. Color yellowish gray, whitish beneath, brown on the 

 middle of the back and with numerous brown cross bands and 

 spots on the sides; adults nearly uniform brown. Said to reach 

 a length of 30 feet. 



Tropical seas, occasionally found in summer northward to- 

 Cape Cod and to Sari Diego. 



Dr H. M. Smith has published the following record of it 

 occurrence near Woods Hole Mass. " Present every year in 

 variable abundance, and caught in traps in Vineyard sound and: 

 Buzzards bay. The last species of shark to appear in thi& 

 region, rarely coming before August. It remains until October. 

 Usual length, 5 feet." The writer has seen a tiger shark fully 

 9 feet long in a trap at Marthas Vineyard. 



Genus PRIONACE Cantor 



Body and head slender; teeth in both jaws strongly serrated 

 in adults, broad in the upper jaw, narrow, straight and clavi- 

 form in the lower; spiracles absent; first dorsal large, its origin 

 midway between axils of pectorals and ventrals; second dorsal 

 much smaller than first, usually equal to anal; embryo without 

 placental attachment to uterus; size large; inhabiting warm 

 seas. 



