GASTEROPODA. 135 



Alectrion (Hima?) nigrolabra (Verrill). 



Nassa nigrolabra Verrill, Proc. U. S. Nat. Mus., 1880, vol. 3, 

 p. 371. [south of Marthas Vineyard.] Verrill, Trans. Conn. 

 Acad., 1882, vol. 5, p. 512, pi. 58, fig. 12. 



Mass. — South of Marthas Vineyard, 155 fathoms. 



* Alectrion (Ilyanassa) obsoleta (Say). 



Nassa obsoleta Say, Journ. Acad. Nat. Sci. Phila., 1822, ser. 1, 

 vol. 2, p. 232. " COAST OF THE United States." Gould, Inv. 

 Mass., 1870, p. 362, fig. 631. 



Common from the mouth of the Kennebec River, Me., south- 

 ward, on mud flats. 



* Alectrion (Tritia) trivittata (Say). 



Nassa trivittata Say, Journ. Acad. Nat. Sci. Phila., 1822, ser. 1, 



vol. 2, p. 231. " MIDDLE AND SOUTHERN STATES." Gould, InV, 



Mass., 1870, p. 364, fig. 632. 



Common from Eastport, Me., southward, in from 1 to 40 

 fathoms. 



BUCCINIDAE. 



*Buccinuni undatum Linne. 

 Whelk. 



Linne, Syst. Nat., ed. 12, 1767, vol. 1, p. 1204. "O. Europaeo." 

 Gould, Inv. Mass., 1870, p. 366, fig. 634. 



Me. — Casco Bay; Frenchman's Bay; Eastport, common. 

 Mass. — Massachusetts Bay; off Gay Head, 6 to 19 fathoms. 

 R. I. — Rocks at Newport (Carpenter). 

 Conn.— Stonington, taken in eel-pots (Linsley). 



Buccinum cyaneum Bruguiere. 



Bruguiere, Encycl. Meth., Hist. Nat. des Vers, 1792, vol. 1, 

 p. 266. " cotes du Groenland." Verrill, Trans. Conn. Acad., 

 1882, vol. 5, p. 492, pi. 43, fig. 5. 



