The Marine Mollnsca of Bombay. - 41 



Fam. HaliotiD/E. 



Haliotis (Linn). 



H. rufescens (Sowb.). 



A large species, of which we have only one somewhat 

 imperfect specimen, from Bombay. It occurs also at 

 Ceylon. 



Fam. FiSSURELLIDzE. 



FiSSURELLA (Brug.). 

 F. Bonibayana (Sowb.) = lima (Sowb.). 

 This shell is very variable, being sometimes oval, and at 

 other times a good deal elongated. In colour it is white to 

 blackish brown, and sometimes rayed with brown. 

 Emarginula (Lam.) 

 E. elongata (Phil.). 

 E. radiata (Gould). 



Scutum (Montfort). 

 S. unguis (Linn.). 



This shell is pretty common on muddy rocks and under 

 stones. The animal envelopes the whole shell, excepting 

 the very apex. 



Fam. PATELLIDyE. 



Patella (Linn). 



P. aster (Reeve). 



This shell is very common, and perhaps another species 



also occurs. 



Clypidina (Gray). 



C. notata (Linn.). 

 Fam. SCAPHOPODA. 



Dentalium (Linn.). 



D. longitrorsiini (Reeve). 



And another species of which our specimens are in too 

 young a condition to name. 



Cadulus (Phil). 

 C. gadus (Sowb.). 

 Most abundant in shell-sand. 



