148 FAUNA OF NEW ENGLAND. 



Retusa obtusa turrita (Moller). 



Pilsbry, Manual Conch., 1893, ser. 1, vol. 15, p. 215, pi. 23, fig. 52. 



Bulla turritaMoWeY, Kr0yer's Naturh. Tidskr., 1842, vol. 4, p. 79. 

 [Gkeenland.] 



Bulla incincta Mighels, Proc. Boston Soc. Nat. Hist., 1844, 

 vol. 1, p. 188. 



Me. — Casco Bay (Mighels); Frenchman's Bay (Blaney). 



Retusa gouldii (Couthouy). 



Pilsbry, Manual Conch., 1893, ser. 1, vol. 15, p. 217, pi. 23, 

 figs. 58, 59. 



Bulla gouldii Couthouy, Boston Journ. Nat. Hist., 1839, vol. 2, 

 p. 181, pi. 4, fig. 6. " Massachusetts Bay." 



Utriculus gouldii Gould, Inv. Mass., 1870, p. 217, fig. 508. 



Me. — Casco Bay; Frenchman's Bay, 4 to 10 fathoms. 

 Mass. — Stellwagens Bank, 15 to 25 fathoms; from fish taken 

 off Cohasset; Provincetown ; Georges Bank. 



Retusa mayoi (Dall). 



Utriculus mayoi Dall, Bull. Mus. Comp. Zool., 1889, vol. 18, 

 p. 46. " Portland, Maine." 



Me. — Portland, from fish stomach (Mayo). 



Retusa obesiuscula (Brugnone). 



Pilsbry, Manual Conch., 1893, ser. 1, vol. 15, p. 231, pi. 23, 

 figs. 60, 61. 



Cylichna obesiuscula Brugnone, Bull. Soc. Mai. Ital., 1877, vol. 3, 

 p. 39, pi. 1, fig. 7. "FiCARAZZi [Pliocene of Palermo]." 



Diaphana conulus Verrill, Trans. Conn. Acad., 1882, vol. 5, 

 p. 543, pi. 58, fig. 25 (non Deshayes). 



Mass.— Off Marthas Vineyard, 100 to 155 fathoms. 



