[23] . DEEP-WATER MOLLUSCA. 723 



Area pectunculoides, var. Frielei (Jeff.) Verrill. 

 Verrill, Trans. Conn. Acad., vol. v, p. 574, 1882, 



Range, 156-487 fathoms. 



Area pectunculoides, var. crenulata Verrill. 

 Trans. Conn. Acad., vol. v, p. 575, 1882. 

 Range, 85-120 fathoms. 



Limopsis minuta (Phil.) 



Verrill, Trans. Conn. Acad., vol. t, p. 576, 1882. 



Range, 64-100 fathoms tj 120-724 fathoms*. 



Modiola modiolus (Linne) Tarton. 

 Range, 0-115 fathoms*; 202 fathomsf. ' 



Modiolaria nigra (Gray) Lov6n. 

 Range, 1-274 fathoms*; 31-65 fathomsf. 



Modiolaria discors (Linn6) Loven. 

 Range, 15-90 fathoms. 



Modiolaria corrugata (Stimp.) Morch. 

 Range, 18-45 fathoms. 



Modiolaria polita Verrill and Smith. MSS. 



Modiola politaY evriW, Amer. Journ. Sci., vol. xx, p. 400, Nov., 1880. 



Dall, Bull. Mus. Comp. Zool., vol. ix, p. 116, 1881. 



Verrill, Trans. Conn. Acad., vol.v, p. 578, 1882; vol. vi, pi. 30, fig. 12, 1884. 



Range, 238-321 fathoms. 



Crenella glandula (Totteu) Ad. 

 Range, 0-11 fathomsf; 5-100 fathoms *. 



Crenella decussata (Mont.) Macg. 



Verrill, Trans. Conn. Acad., vol, v,p. 578, pi. 44, fig. 7, 1882. 

 Range, 5 fathoms f ; 11-115 fathoms *. 



Daerydium vitrcum (Moller) Torell. 



Verrill, Trans, Conn. Acad., vol. v, p. 579, pi. 44, figs. 8,8a, 1882. 



Range, 300 fathoms f ; 312-487 fathoms *. 



Idas argenteus Jeffreys. 



Idas argenteus J., YShT. lamellostts YerriW, Trans. Conn. Acad., vol. v, p. 579, 

 1882 ; vol. vi, pi. 30, figs. 16, 16a, 1884. 



Range, surface (on wood). 



Limcea subovata (Jeff.) Monteros. 



Verrill, Proc. U. S.Nat. Mus., vol. iii, p. 402, Jan., 1881; Trans. Conn. Acad., 

 vol. V, p. 580, 1882. 



Range, 100 fathoms f j 252^-487 fathoms *. 



