GASTEROPODA. 117 



Hist., 1842, vol. 4, p. 49, pi. 4, fig. 23 (non Montagu). " Casco 

 Bay." 



Ri^soa pelagica Stimpson, Proc. Boston Soc. Nat. Hist., 1851, 

 vol. 4, p. 15. 



Rissoa carinata Gould, Inv. Mass., 1870, p. 301, fig. 572. 



Me. — Casco Bay; Frenchman's Bay, abimdant in 15 fathoms 

 (Blaney) ; Eastport. 



*Cingula arenaria Mighels and Adams. 



Mighels and Adams, Boston Joum. Nat. Hist., 1842, vol. 4, 

 p. 49, pi. 4, fig. 24. " Casco Bay." 



Rissoa exarata Stimpson, Proc. Boston Soc. Nat. Hist., 1851, 

 vol. 4, p. 15. 



Rissoa mighelsi Gould, Inv. Mass., 1870, p. 301 (not fig. 570). 



Me. — Casco Bay, 6 to 25 fathoms; Frenchman's Bay, 6 to 8 

 fathoms ; Eastport. 



Mass. — Boston Harbor, 3 fathoms. 



R. I. — Watch Hill, 4 to 5 fathoms, among rocks and algae 

 (Verrill). 



Conn. — Stonington, from cod (Linsley). 



*Cingula areolata (Stimpson). 



Verrill, Trans. Conn. Acad., 1882, vol. 5, p. 524, pi. 43, fig. 2. 

 Turritella areolata Stimpson, Shells of New England, 1851, p. 35. 

 " Mass[achusetts] Bay." 



Me. — Frenchman's Bay, 6 to 8 fathoms (Blaney) ; Mt. Deseot, 

 10 to 15 fathoms (Verrill). 



Mass. — Massachusetts Bay; off Marthas Vineyard, 130 

 fathoms. 



*Cingula castanea (Moller). 



G. 0. Sars, Moll. Reg. Arct. Norv., 1878, p. 174, pi. 10, figs» 

 la, lb. 



