K. J. Bush. — MoUusca of Cape Ilatteras. 469 



Volvula miniita, sp. nov. 



Plate XLV, figure II. 



Shell very small, spinclle-shaped, thin, semi-transparent, white, des- 

 titute of sculpture with the exception of three or four very indis- 

 tinct, punctate, spiral lines on the base. Aperture very narrow, 

 gradually expanding anteriorly from about the middle, with a regu- 

 larly curved outer lip. Columella with a slight twist or fold, with a 

 very small umbilical chink behind it. Epidermis indistinct. 



Length of the largest specimen, 2-5'"'"; breadth, 1'""'. 



A few specimens occurred in 14 to 16 fathoms. 



Pleurophyllidia Cuvieri Meckel. 



Chenu, Manuel de Conclij^liologie, vol. i, p. 399, figs. 3024, 3025, 1859. 

 Two specimens occurred in 15 and 2 7 fathoms. 



NuDlBRAKCHIATA. 



Scyllaea Edwardsii v. 



These Transactions, vol. v, p. 550, pi. 43, f. 10. 1882. 

 Several young specimens were taken, at the surface, near station 

 2108. 



Hetekopoda. 

 Atlanta Peronii Les. 



Verrill, these Transactions, vol. v, p. 529, 1882 ; vol. vi, pi. 28, figs. 4, 4a, 1884. 

 Several dead specimens, in 15 to 843 fathoms. 



Atlanta inclinata Soul. 



Verrill, these Transactions, vol. vi, p. 211, 1884. 

 A few dead specimens, in 48 to 843 fathoms. Alive at the surface. 



Pteropoda. 

 Cavolina tridentata Gray. 



Verrill, Invert. Anim. Vineyard Sd., p. G69, pi. 25, fig. 177 ; these Transactions, 

 vol. V, p. 554, figs. C^^ 7, 1882 



A few dead specimens, in 16 to 84.'^ fathoms. 

 Cavolina uncinata (D'Orh.) Gray. 



Verrill, these Transactions, vol. v, p. 554, 1882. 

 Common in 16 to 843 fathoms. 



