1901.] MOLLUSKS TEOM THE PERSIAN GULF. 387 



GTEIJiTEUM CETJMBNA (Lam.). 



P.Gr. 13 fathoms, rock and muddy sand. 

 M.C. S.E. of Astola Island. 



Gyeinetjm sprprosuM (Lam.). 



M.C. Dead specimens noticed everywhere along the coast-line. 

 I. Karachi. Alive, but sparingly, on mud-flats. Bombay 

 (Abercromhie ; Olivier). 



Gteineum sttbgeanosum (Sowb.). 

 I. Bombay {Abercromhie ; Olivier). 

 GrYEiisrEUM (Lampas) geanifbeum (Lam.). 

 M.C. Charbar. 7 fathoms, on rocks. 



I. Karachi. Amongst muddy rocks at low tide. 



Gteineum (Lampas) I/Ampas (L.). 

 P.G. Dredged at 7 fathoms. 



I. Karachi. At very low tide on muddy rocks. 



GxEiisrEUM (Lampas) eanelloides (Rve.). 



I. Karachi. 



Gteineum (Aegobtjccinum) anceps (Lam.). 



I. Karachi. 



Gyeineum (Aegobuccinum) bitubeeculaeb (Eve.). 



P.G. On telegraph-cable. 40 fathoms. 



Gyeinettm (Aegobuccinum) pusillum (Brod.). 

 P.G. Gulf of Oman, Maskat. 

 M.C. Charbar. 12 fathoms. 



Gyeineum (Aegobuccinfm) tubeeculatum (Brod.). 

 P.G. M.C. I., Karachi; widely distributed on muddy banks 

 at low tide. Bombay (Abercromhie). 



DiSTOESIO CANCELLTKUS Eoissy. 



Var. decipiens Reeve. 

 P.G. Gulf of Oman, Maskat. 15 fathoms. 



Sect. ii. Heteropoda. 



Tarn. Pteeoteach^id^. 

 Caeinaeia sp. 

 P.G. Gulf of Oman. Only an apical fragment. 



Fam. Atlantic^. 

 Atlanta peeonii Less. 



P.G. Gulf of Oman. Prom 37-500 fathoms, with the above. 

 None taken living. 



25* 



