168 LITTORINID^. 



23. Possar [Couthouyia] subreticulatus, n. sp. 



4 Tumb Island, Gwadar [type] ; coll. W. T. Blanford, Esq. 

 3 Bombay ; coll. Rev. S. B. Fairbank. 



Resembling F. reticulatus, but witb less developed umbilicus, 

 fewer spiral ribs, &c ; three smootb nuclear whorls and three 

 others cylindricallj pyramidical, the last one only being 

 ventricose. 



Long. 3 J, diam. [vix] 2 mil. 



Genus CONRADIA, A. Adams. 

 Ann. Mag. V, 1860, p. 409, type C. cinguUfera, A. Adams. 



A.Adams also described a C. tornata, P. Z, S. 1863, from 

 Gotto. There is a fossil species described as Turho hayani, 

 Bez. [1870]. 



1. Conradia ciogulifera. 



Conradia cingulifera, A. Adams, Ann. Mag. V. 1860, Mino- Sima at 63fths. 

 1 Japan ; ex Mr. Damon [coll. A. Adams]. 

 Long. 3 J, diam. 3 mil. 



2. Conradia clathrata. 



Conradia clathrata, A. Adams, Ann. Mag. V. 1860, Korea Straits at 63 

 fths. ; = Fossarus adamsianus, Fischer, J. de C, XII, 1864, p. 259 (as it ie 

 not the Fossarus clathratus, Philippi). 



1 Japan : ex Mr. Damon [coll. A. Adams], 

 Long. 2|, diam, 2\ mil. 



3. Conradia pulchella. 



Conradia pulchella, A. Adams, Ann. Mag. 1861, Tsu-Sima at 16 fths. and 

 Gotto at 48 fths. 



1 Japan; ex Mr. Damon [coll. A. Adams], 

 Long. 1 j, diam. 1| mil. 



