188C.] PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 215 



Margarita helicina Fabricius. 

 Bering Islaud, Grebuitzki. 



Margarita varicosa Mighels. 



Bering Island, one specimen dredged at 65 fathoms by the Vega Ex- 

 ])edition. 



Margarita vorticifera Dall. 

 Bering Island, Grebnitzki. 



Purpura lima Martyn. 



P. Freycinelu Deshayes, 1839, Aurivillius, 1. c, p. 334, pi. 12, figs. 1, 2, 1885. 



Bering Island, collected by the Vega Expedition. 



This species differs from P. lapillus of all varieties in never having a 

 toothed apertnre. The real analogue of P. lapillus on the northwest 

 coast, paradoxical as the statement may at lirst appear, is P. crispata 

 and not P. lima. 



Strombella callorhina Dall, var. stejuegeri Dall. 



Beiing Island, Grebuitzki ; dredged in 5-10 fathoms at Bering Island 

 by the Vega Exi^editiou. 



The specimens sent by Mr. Grebnitzki were rude and worn, though 

 living; from most of them the delicate striation was nearly all worn 

 away, and the strength and sharpness of the transverse ribbing was 

 very variable. 



Chrysodomus (Tritonofusus) kroyeri Moller. 

 Fanus arcticus Philippi. 

 Funns cretaceus Reeve (when dead aud chalky). 



Bering Island, 75 fathoms, dredged by the Vega Expedition. 



Chrysodomus spitzbergensis Reeve. 



Fitsus lerehraJis Gould. 

 Sipho lividus Morch. 



Bering Island, Grebnitzki, one very young specimen. An adult was 

 collected by Stejneger, 



Columbella (Astyris) rosacea Gould. 

 Bering Island, Grebnitzki. 



Volutharpa ampullacea Middendoi-if. 



Bering Island, Grebnitzki. Several specimens had no operculum and 

 only traces of the opercular gland. 



Buccinum tenue(Gray) Stimpsou. 



Bering Island, dredged in 65 fathoms by the Vega Expedition. The 

 var. elatior Midd. was obtained in 75 fathoms. 



Buccinum cyaneum Brugi6re, var. morchianum Fischer. 



Bering Island, Grebnitzki ; Vega Expedition, dredged in five to ten 

 fathoms on hard stony bottom. 



