1901.] MOLLUSKS FROM THE PERSIAN GULF. 345 



ElMULA PROPINQUA A. Ad. 



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



SCUTUS UNGUIS (L.). 



P.G. & M.C. Fairly general. 



I. Bombay (Abercromlne). On muddy rocks and under stones ; 

 extending south to Eatuagiri, Goa, and Panjim (Lt.-Col. if. D. 

 Olivier). 



Fam. Haliotide-e. 



Haliotis rufescens Sowb. 



I. Bombay {Abercromhie), rare, extendiug southwards to Ceylon. 



Sect ii. Azygobranchiata. 

 Fam. Stoma tellid^e. 

 Stomatella elegans Gray. 

 I. Karachi. Found under rocks at low tide. 



Stomatella imbricata Lam. 

 I. Karachi. 



Stomatella sulcifera Lam. 



I. Karachi. Both these last occur in Col. Baker's list. 



Stomatia dcplicata Sowb. 



P.G. Gais (or Kais) Island, 10 fathoms. Gulf of Oman, 

 Maakat, 10—15 fathoms, coral-sand. 



M.C. Charbar. Dead shells only, but fine and large. 



Stomatia phymotis Helbl. 

 I. Karachi. 



Fam. CyclostrematidjE. 



Cyclostrema carlnatum H. Ad. 



Hub. P.G. Lat. 26° 44', long. 52° 30'. On telegraph-cable, 

 40 fathoms, sand and mud. 



Differs from its congeners in greater solidity and incrassate 

 spiral ribs. It is, however, undoubtedly very akin to 0. cingu- 

 liferam A. Ad., from Japan and the Philippines; this latter species, 

 judging from our examples, showing generally less boldness in 

 sculpture. 



Cyclostrema cixgulatum Dkr. 



P.G. Gulf of Oman, lat. 26° 23' N., long. 54° 55' E. 

 25 fathoms, sand. 



I. Bombay {Abercroru/>o ). 



Cyclostrema cinuuliferum A. Ad. 

 L. Karachi. 



