-38 Moll. 
MOLLUSCA. 
Pedipes from Cuba, p. 259 ; Crosse (2). 
Plecotrema from Cuba, p. 259 ; id. (2). 
Otinid^. 
Otina otis , var. Candida , in Pembrokeshire ; Falloon (2). 
Limnaeidj:. 
I 
Ancylus from Cuba, p. 262 ; Crosse (2). 
Ancylus obliquus, n. sp., p. 214, pi. iii, fig. 5a, 5, c , Iowa ; Siiimek. 
A. smithi , n. sp., p. 658, pi. xix, figs. 1-3, from Australia ; Cox. 
Bulinus (I sid or a) dybowsJcii , n. sp., sub-fossil from the Sahara, p. 375 ; 
Fischer (6). 
Gundlachia from Cuba, p. 262 ; Crosse (2). 
Limncea from Cuba, p. 260; id. (2). 
Limncea peregra : variation ; Taylor (2). 
Limncea saharica , n. sp., sub-fossil from the Sahara, p. 375 ; Fischer 
(6). L. glutinosa , near Hull; Fierke. 
Planorbis : shell coils ; Pfeffer (2). 
Planorbis : winding of shell; Iiiering (1). 
Planorbis cegyptiacus , n. sp., p. 84 ; Westerlund (1). *j* P. conanti , 
n. sp., p. 20, pi. 10, figs. 1 & la ; Dall (1). fP. dissioni , n. sp., p. 21, pi. x, 
figs. 2 & 2a; id. P. monceti , n. sp., p. 18, Lake Tanganyika ; Bour- 
GUIGNAT. P. noronhensis, n. sp., p. 502, pi. xxx, figs. 11 & 115, from 
Fernando Noronha ; Smith, vide Ridley, f P. tressinensis , n. sp., p. 130, 
pi. ii, figs. 18-1 8c ; Opfeniieim (2). f P. wilcoxii, n. sp., p. 4, pi. i, figs. 6 
& Gd ; Dall (1). 
Planorbis from Cuba, p. 260; Crosse (2). 
Physidte. 
Aplecta from Cuba, p. 263 ; Crosse (2). 
f Physa meigsii , n. sp., p. 22, pi. 10, fig. 12 ; Dall (1). 
Physa from Cuba, p. 263 ; Crosse (2). 
Physa acuta in Scotland ; Jenkins (2). 
Gadiniid^s. 
\Acroria , n. g., p. 324, Eocene ; Cossmann. 
SlPHONARIIDAC. 
Siphonaria picta var. p, p. 497, pi. xxx, figs. 4 & 45, Fernando Noronha ; 
Smith, vide Ridley. 
