29 



166. Raia ocellata Mtchill. SPOTTED SKATE. Two or three 

 individuals were collected by the U. S. Fish Commission in 1878. 

 This species is very abundant in shallow water at Portland, Me. 



Family TRYGONID^J. 



167. Trygon centrura (Mitch.') dill. STINGAREE. Pastinaca has- 

 tata Storer, Hist. Fish. Mass., 1867, p. 268, pi. xxxiv, fig. 3. This 

 species has not been observed north of Cape Cod, but we are in- 

 formed by Capt. K. H. Hurlbert, of Gloucester, an accurate observer, 

 that they are sometimes taken on the George's Banks. 



Order SQUALL 

 Family LAMNIDJE. 



168. Lamna cornubica (GmeL) Flem. PORBEAGLE, MACKEREL 

 SHARK. Lamna cornubica Giinther, Cat. Fish. Brit. Mus., viii, 1870, 

 p. 389. A young individual, agreeing with the description of this 

 species by European authors, was taken off Gloucester, in Oct., 1878. 



169. Carcha.rodon Atwoodi (Storer) Gill. MAN-EATER SHARK. 

 Carcfiarias Atwoodi Storer, Hist. Fish. Mass., 1867, p. 246, pi. xxxvi, 

 fig. 4. The type of this species was obtained at Provincetown. One 

 or two instances of its capture in Massachusetts Bay are on record. 



Family CETORHINID.E. 



170. Cetorhinus maximus (Linn.') Blainv. BONE SHARK, 

 GURRY SHARK. Selachus maximus Storer, Hist. Fish. Mass., 1867, p. 

 253, pi. xxxvii, fig. 3. This gigantic shark is sometimes encountered 

 by the Gloucester fishermen. Prof. Verrill has recorded 2 the occur- 

 rence ift the summer of 1870, at Eastport, Me., of three specimens 

 twenty-five to thirty feet in length, and one previously taken in 1868, 

 which measured thirty-five feet. Mitchill writing in 1814, spoke of its 

 occasional occurrence at Provincetown. Storer mentions a specimen 

 measuring thirty feet and three inches, harpooned in Provincetown 

 Harbor, in 1839. 



Family ODONTASPIDID^. 



171. Eugomphodus littoralis (Mitchill) Gill. SAND SHARK. 

 Carcharias griseus Storer, Hist. Fish. Mass., 1867, p. 241, pi. xxxvi, 

 fig. 1. Capt. Atwood records this species as very abundant at Prov- 

 incetown, in 1856, and it doubtless is found in other parts of the bay. 



9 Bulletin Essex Institute, III, p. 6. 



