1901.] MOLLUSKS FROM THE PERSIAN GULF. 3G9 



striis sjyircilibus ultimum ad anfractum circa 15; apertura ovata, 

 albescente ; peristomate percrasso, nitido. 

 Long. 4, lat. 1'5U mm. 

 Hab. Karachi, 7 fathoms. 



A beautiful little Eissoina, mainly distinguished by its most 

 delicate cancellations, its pure white surface, and its roundly- 

 thickened, but translucent white peristome. 



Eissoina (Phosinella) seguenziana Issel. 



P.G. Kharg. Tumb I. ( W. T. Blanford). 



I. Bombay (Abercrombie, W. T. B.). 



Eissoina (Schwartziella) mainwaringiana G. Nevill. 

 P.G. (Col. G. B. Mainwaring). 



Eissoina (Schwartziella) triticea Pease. 



Var. microstoma IVevill. 

 P.G. Gulf of Oman ( W. T. Blanford). 



Eissoina (Zebina) applanata Melv. 

 I. Karachi. Bombay (Abercrombie). 



Eissoina (Zebina) oryza Garrett (=E.sto2ip>ani Issel). 

 P.G. Tumb I. ( W. T. Blanford). 



Eissoina (Stossichia) abnormis G. Nevill. 



I. Bombay ( W. T. Blanford and J. Wood-Mason). 



A Ceylonese species, not apparently trending very far north- 

 ward. It must be very uncommon at Bombay, as it does not 

 appear in any recent collections. 



Eissoina (Pyramidelloldes) miranda A. Ad. 



Var. bellardi Issel. 

 P.G. Gulf of Oman, Jask ( IF. T. Blanford, Col. Mainwaring). 

 I. Karachi. Bare at low tide among rocks. 



Var. insolita Desh. 

 I. Bombay (Eev. 8. B. FairbanJc ; A. Abercrombie). 



Irawadia tiiochlearis Gould. 



P.G. Bushire. Gulf of Oman, common in most hauls of the 

 dredge. 



Bl.C. Charbar Point, Gwadur. Orrnara. Astola I. 



J. Karachi. Bombay (/*'. StoKcfosa, IV. '/'. Blanford, A. 

 Abercrombie). 



Found mostly at muddy rocks at low tide. Often associated 

 with it is the (iscillu Indira Melv., so like il as to BUggest a 



possible protective resemblance. 



Faiuiiankia bombatajta \V. T. Blanf. 



I. Bombay Harbour {Rev. 8. B. Fairbanks IT. /'. />'., and 

 A. Ab, rcrombii ). 



Proc. Zool. Soc— 1 BO 1 , Vol. 1 1 . No. XXIV. 24 



