MOLLUSCAN SHELLS. 269 



Family : EMARGINULIDyE. 

 Emarginula puncticulata, A. Adams. Off Galle. 

 Macrochisma coinpressa, A. Adams. S. of Modragam Paar. 

 Macrochisma scutiformis, Nevill. S. of Modragam Paar. 

 Scutus corrugatus, Reeve. Gulf of Manaar. 

 Scutus unguis (Linn.). N. of Gulf of Manaar ; off Galle; S. of Cheval Paar. 



Family: HALIOTID^E. 

 Haliotis rufescens, Sovverby. Gulf of Manaar. 

 Haliotis varia, Linn. Trincoinalee. 



Family : STOMATELLID^E. 

 Stomatia phrymotis, Helb, N. of Gulf of Manaar. 

 Gena lentricula, A. Adams. Off Kaltura. 



Family: DELPHINULIDiE. 

 Delphinula formosa, Reeve. N. of Gulf of Manaar. 

 Delphinula laciniata, Lamarck. Gulf of Manaar, Modragam Paar. 



Family: LIOTIID^E. 

 Liotia cidaris, Reeve. S. of Cheval Paar ; S. of Modragam Paar ; Gulf of Manaar. 



Family: TROCHID^E. 



Trochus (Tectus) obeliscus, Gmelin. Galle. 



Trochus (Infundibulum) radiatus, Gmelin. Pearl banks, Gulf of Manaar ; off 

 Aripu ; off Galle ; Trincomalee. 



Trochus (Lamprostoma) sacellum, Philippe Off Galle. 



Trochus (Lamprostoma) maculatus, Linn. Gulf of Manaar ; S. of Modragam 

 Paar ; Trincomalee. 



Clanculus ceylanicus, Nevill. Off Galle. 



Clanculus depictus, A. Adams. Trincomalee. 



