396 MESSES. MELVILL AND STANDEE OX r June 18, 



Odostomia syenoloides Melv. 



P.G. Gulf of Oman. Lat. 24° 49' N., long. 55° 56' E; 225 

 fatborns, mud and sand. Lat. 24° 55' N„ long. 57° 59' E. ; 37 

 fathoms, mud and sand. Lat. 26° 35' N., long. 54° 31' E. ; also 

 lat. 24° 05' N., long. 57° 35' E. ; 205 fathoms, mud. 



I. Karachi. 



Odostomia (Pyegulina) callista Melv. 



P.G. Kishm Island, in 5 fathoms. 



M.C. Charbar. At low tide amongst mud and weed on loose 

 rocks ; much finer specimens than types from Bombay. 



I. Karachi and Bombay (Abercrombie). 



Its nearest ally is P. ccrfata Ads., a much larger shell in all its 

 parts. 



Odostomia (Pyegulina) casta A. Ad. 



I. Karachi. Amongst mud, weed, and loose stones at low tide. 



Odostomia (Pyegulina) edgaeii Melv. 



I. Karachi. Amongst mud, weed, and loose stones at low tide. 

 Bombay (Abercrombie). 

 Allied to P. coasobrina Ad. 



Odostomia (Pyegulina) epenteomidea Melv. (Ann. Mag. Nat. 

 Hist. ser. 7, vol. iv. p. 94). 



P.G. Bushire : lat. 26° 23' N., long. 54° 53' E. Kishm 

 Islaud, in 5 fathoms, soft mud. 



Near 0. brenda A. Ad., from Japan, but differing in form of 

 aperture and body-whorl. 



Odostomia (Pyegttlina) glycisma Melv. 

 P.G. Bushire. I. Karachi. 



Odostomia (Pyegulina) inteesteiata Sowb. 

 I. Karachi. Bombay (Abercrombie). 



Larger than P. edgarii. A New Caledonian species, with 

 wide range. 



Odostomia (Pyegulina) pyegomella Melv. 

 I. Karachi, on rocks at low tide, very rare. Bombay (Aber- 

 crombie'). 



Odostomia (Miealda) diadema A. Ad. 

 I. Karachi, 7 fathoms. 



Odostomia (Miealda) idalima Melv. 



P.G. Bushire. I. Bombay (Abercrombie). 



Odostomia (Miealda) opephoea Melv. 

 M.C. Charbar. I. Karachi. 



