1901.] MOLLUSKS FBOM THE PBRSIAJS GULF. 451 



Cancellaeia (Teigonosxoma) costifera Sowb. 

 I. Karachi. 3 fathoms, loose stones and sandy mud. 

 Bombay (Abercrombie). " Only in one locality, washed up by heavy 

 seas, with O. scalarina Lam." Bassein and southwards {Olivier). 



Cancellaria (Tbigois'ostoma) CREisriFERA Sowb. 

 P.G. GrLilf of Oman, Maskat. 15 fathoms. 

 I. Karachi. 



Var. serrata Reeve. 

 P.G. Grulf of Oman, Maskat, with the type. 



Cakcellaria (Trigonostoma) crispata Sowb. 

 I. Karachi, but rarely. 



Cangellaeia (Teigonostoma) htstrix Eve. 

 P.G. Gulf of Oman, Jask. 



M.C. Generally off the Persian coast. 7-10 fathoms, in 

 muddy bottom. 



Canoellaria (Trigojs^ostoma) lambllosa Hinds. 

 P.G. Generally found 10-15 fathoms, among dead shells and 

 mud. By some authors considered a variety of G. crenifera Sowb. 



Cancellaria (Trigonosxoma) PArcicosTATA Sowb. 



P.G. Shaikh Shuaib T. Also on telegraph-cable adhering to 

 the upper pai't of Bapana hulbosa, 30-50 fathoms. Lat. 2-5° 14' 

 N., long. 59= 45' E., 80 fathoms. 



Cais'Cellaria (Trigonostoma) scalarina Sowb. 

 P.G. Found genei-ally in 10 fathoms, mud and dead oyster-shells. 

 I. Karachi. Bombay {Abercrombie), only washed ashore in one 

 place, after storms. 



Cancbllaeia (TriqojStostoma) wilmeei Sowb. 

 I. Angrias Bank {Captain W. S. Tindall). 



Specimens of a Gancellaria, very distinct, and with C. macrospira 

 Ad. & Eve. as sole allv, have lately (April 1901) been dredged by 

 Mr. Townsend off Bombay, lat. 18° 58' N., long. 71° 45' E., 

 40 fathoms, unfortunately too late for description at the present 

 opportunity. 



Order OPISTHOBEANCHIATA. 



Suborder i. TECTIBEANCHIATA. 

 Pam. AcTEONiDJi;. 



SOLIDULA AEEINIS (A. Ad.). 



P.G. and M.O. Generally found at 3-7 fathoms, muddy sand. 

 I. Karachi. 



Var. coccinata Eve. (sp-)- 

 I. Karachi. 



