GASTROPODA — BIVALVIA. 
Moll, 97 
sculpta^ all from Port Canning, near Calcutta, hungerfordiana, mouth of 
the Rangoon River, and templeana, Nicobar Islands, spp. nn., Nevill, 
J. A. S. B. xlix. pt. 2, pp. 161-166. 
Assiminea antipodum, sp. n., Filhol, C. R. xci. p. 1091, Campbell 
Island. AWiQd. io A. purchasi. 
Helicinid;e. 
Ilelicina crudata. newcomhiana, and anagiiana, spp. nn., Weinland, JB. 
’ mal. Ges. vii. pp. 351 & 352, Hayti, the first and third, pl.xii. figs. 7 & 8. 
Trochatella hlandi and brownia, spp. nn., id. 1. c. p. 350, pi. xii. figs. 17 
11, Hayti. 
Alcadia blandiana and gonavensis, spp. nn., id. 1. c. pp. 353 & 354, 
Hayti. 
SOLENOCONCH^. 
Dentalium huttoni and ecostatum, spp. nn., Kirk, Tr. K. Z. Inst, xih 
pp. 306 & 307, & Ann. N. H. (5) vi. p. 15, New Zealand. 
Siphonodentalium honolaluense^ sp. n., Watson, J. L. S. xv. p. 89, Hono- 
lulu, 40 fath. 
BIVALVIA. 
E. V. Martens calls attention to certain marks on the inside of the 
shells of some Bivalves, several of which appear to correspond to the 
spot where in the living animal the eggs are either formed or hatched. 
SB. nat. Fr. 1880, pp. 22-24 & 59-62, with woodcuts. [See special 
instances in the families Astartidce, Ludnidw, Veneridce, and Corbulidce.'] 
Tubicola. 
Aspergillum Jcoheltianum, sp. n., Lobbecke, JB. mal. Ges. vii. p. 78, 
pi. ii. fig. 1, locality unknown; A. cumwgi (Chenu),for comparison, fig. 2. 
• Pholadida?. 
Scobinaf new name for Pholas (s. str., H. & A. Adams), type P. costata 
(L.), Pholas being restricted to P. dactylus (L.) = Dactylina (Gray) ; 
Bayle, J. de Conch, xxviii. p. 242. 
CoRBULIDiE. 
Corhula sulcata (Lam.), from W. Africa, perhaps not distinct from 
truncata (Hinds) ; Dohrn, JB. mal. Ges. vii. p. 163. 
Corhula smithianaf new name for venusta (Angas, pre-occupied) ; 
Brazier, P. Linn. Soc. N. S. W. it. p. 388. 
Corhula {Potamomyia) prisca^ si), n*, found in shell mounds at Rio 
