836 MESSRS. MELVILL AXD STANDEN OX [Nov. 13, 



DOSIXIA SUHROSEA Giuy. 



I. Karachi [Major Baher). We believe this to be a New- 

 Zealand species, and therefore insert its occurrence as above with 

 some doubt, not having been able to examine the Karachi 

 .specimens. 



Clembntia papyracea Gray. 



I. Bombay (^Ahercrombie). Very I'are. 



We have examined the imperfect specimens, and, though smaller 

 than the type, consider that they belong to this species, though 

 they iiiay he referred also to a near ally C. cumingi Desh., an 

 Erythraean moUusk. Another, C. vitrea Chemn., is rejDorted as 

 Ceylonese. The few described Clementice are ve]'y nearly allied. 



A^ENERUPTS macrophylla Desh. 



I. Karachi. In sandstone oft" Beach Port, Manora. Bombay 

 {Ahercromhie), 



Vexerupis moxstrosa (Chemn.). 

 I. Karachi. With the preceding. 



Yenerupis pulcherrima Reeve. 



M.C. Near Charbar. A single juvenile valve, probably best 

 referable here. 



Venerupis obesa Desh. 

 M.C. Ormara. 2 fathoms. 



Fam. PetricoliD-E. 



Petrioola bipartita Desh. 

 I. Bombay [Mus. Brit.). 



Petricola gracilis Desh. 



M.C. In two or thi'ee places, not specified. 



I. Karachi ; dea,d specimens only, dredged on mud. Be- 

 tween Bombay and Ratnagii'i {E. H. Aitken). 



Petricola hemprichi Issel. 



I. Kai'achi. 



An Erythraean species, whence the types were obtained. 



Petricola pholadiformis Lanik. 



I. Karachi. 



A species of the Atlantic Coasts of North America, which is 

 becoming naturalised in Great Britain and other places in Eui^ope. 

 It remains to be seen whether it will peipetuate itself easily in 

 ti-opical watei-s. 



Petricola serrata Desh. 

 I. Karachi. 



