124 REPORT OF NEW JERSEY STATE MUSEUM. 



of the water, causing considerable noise and disturbance. In size 

 they measured 5 or 6 feet. Called "thresher" or "thresher tail." 



Mr. W. J. Fox says it has been reported by the fishermen of 

 Sea Isle City, at times, to^ occur off shore and about the pounds. 



Dr. C. C. Abbott tells me a small example was taken, in July 

 of 1864, in the inlet back of Atlantic City. He says it was cap- 

 tured on a hook, and measured about 2 feet in length. 



Family GALEID-ffi. 



Cynais canis (Mitchill). 



Dog Shark. 



Taken by fishermen in Grassy Sound, Cape May county, on 

 September 4th, 1897. It was taken at Atlantic City on August 

 25th, 1900, by Mr. J. A. G. Rehn, and September, of 1900, by 

 Mr. C. W. Buvinger, Reported plentiful ofif Sea Isle City on 

 August 15th, 1905, and one taken October 15th. Mr. W. J. Fox 

 reports one taken April 29th, 1906, at Sea Isle City, also on 

 July 15th, and again on July 23d. 



Mr. H. Walker Hand says it occurs at Cape May about the 

 inlets, sounds, and along shore. It runs up Delaware Bay in the 

 pounds to Green Creek at least, and most likely further. About 

 6 examples were seen in the pounds at Green Creek, June 9th, 

 1907. The largest were about 2 feet in length. A small one was 

 seen at Green Creek on June 23d. Reported at Barnegat Pier 

 on July 30th, 1907. 



Galeocerdo tigrinus Miiller and Henle. 



Tiger Shark. 



Large spotted sharks, evidently this species, were reported 

 by the fishermen at Sea Isle City, late in July of 1907. 



Carcharhinus obscurus (Le Sueur). 



Dusky Shark. 



Head 6 ; depth, at origin of pectoral, G]^ ; width of head 

 iVn in its length; depth of head, at first gill-opening, i}i', 



