148 FAUNA OF NEW ENGLAND. 



Retusa obtusa turrita (MoUer). 



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



Bulla turritaMolhr, Kr^yer's Naturh. Tidskr., 1842, vol. 4, p. 79. 

 [Greenland.] 



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 Joum. 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. 



Rgtusa 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 conulu^ Verrill, Trans. Conn. Acad., 1882, vol. 5, 

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



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



