400 MESSRS. MELVILL AND SrANBEN OjST [Juue 18, 



Yexilla vexillum Lam. 

 M.C. Charbar beach. 



CUMA CABINIEBBA (Lam.). 



I. Karachi. Rocks at low-water mark. Tine examples recently 

 collected measure 2 inches in length (W. 0. Oarphin). Near Groa 

 and Panjim (Lt.-Col. H. D. Olivier). 



SiSTEUM ANAXARES DucloS. 



P.Gr. Henjam Island, 7-25 fathoms, mud. Mussandam, on 

 rocks. 



SiSTRUM CHRTSOSTOMA Dcsh. 



P.G-. Shaikh Shuaib Island. 



SiSTEIJM CONCATENATUM Lam. 



I. Karachi. 



SiSTRUM KOKKAKENSE McIy. 



I. Karachi. Bombay (Abercrombie, W^ T. Blanford). 



SiSTRUM MARGAEITIOOLUM Brod. 



M.O. Bare. 



For a remark about this species, vide Journ. Linn. Soc, Zool. 

 xxvii. p. 163. 



SiSTRUM OCHROSTOMA Blv. 



M.C. Eai-e. 1. Karachi. 



Var. hejptagonale Eve. (sp.). 

 M.C. With the type. 



SiSTRUM SIDEREUM Eve. 



I. Karachi. 



SiSTRUM SUBNODULOSUM Melv. 



I. Karachi. Bombay (Abercrombie, Herford).\ 



SiSTRUM TUBERCULATUM Blv. 



M.C. 



I. Karachi, amongst rocks at low tide. Bombay, common 

 (Abercrombie ; Olivier). 



SisxRUM UKDATUM Chemn, {= Purpura muricina Blake). 

 I. Karachi. 



SiSTRUM XUTHEDRA Melv. 



I. Karachi. Batnagiri {Abercrombie), 



Pam. CORALLIOPHILID^. 

 CORALLIOPHILA JEEEREYSII Sm. 



M.C. Charbar Point, 5 to 7 fathoms. 



I. Karachi Harbour. Bombay (Abercrombie). 



