31 



Family ECHINORHINID^. 



180. Echinorhinus spinosus {Gmel.") Blainville. Spinous 

 Shark. Echinorhinus spinosus Giiuther, Cat. Fish. Brit. Mus., viii, 

 1870, p. 428. A single specimen of this species, the first seen in Amer- 

 ica, drifted ashore at Provincetown in December, 1878. 



Family SCYMNID^. 



181. Somniosus microcephalus (Bloch.) Gill, Sleeper Shark. 

 Scymnus hrevipinna Storer, Hist. Fish. Mass., 1867, p. 259, pi. xxxviii, 

 fig. 2. Scymnus hrevipinna was described by Lesueur in 1818 from a 

 stuffed specimen he saw at Marbiehead. Storer mentions a specimen 

 he saw at Marbiehead. Storer mentions a specimen taken ofi" Port- 

 land, Me., in 1846, and one at Nahant, as well as three at Province- 

 town, in 1848-9. 



Class MARSIPOBRAllCIIII. 



Order H YP E R O AR T I A. 



Family PETROMYZONTID^. 



182. Petromyzon marinus Linn. Lamprey Eel. Fetromyzon 

 americanus Storer, Hist. Fish. Mass., 1867, p. 275, pi. xxxviii, fig. 4. 

 Occasionally seen, especially in the rivers. The Essex Institute has 

 a specimen found clinging to a pollock in Salem market. May 25, 1858, 

 and also young individuals from Beverly. 



Order HYPE ROTRE T A. 



Family MYXINID^. 



183, Myxine glutinosa Linn. , Hag, Slime-fish. Myxine gluti- 

 nosa Gunther, Cat. Fish. Brit. Mus., viii, p. 510. Occasionally taken 

 in deep water clinging to dead fish. The Fish Commission obtained 

 specimens in the trawl, at 175 fathoms, forty-two miles east of Cape 

 Ann. It was also dredged by Packard and Cooke in the "Bache," in 

 1873. 



ADDENDUIM. 



92a. Lampris guttata Behz. Mr. J. Matthew Jones informs us 

 of the capture of this European species near Sable Island, N. S. 



