Twenty-five Nezv Species of Marine Shells. 55 



Not unfrequent. Has been hitherto confounded, judging 

 from the specimens in the National collection, with R. affinis 

 and R. {Sistruni) concatenata (Reeve). 



RiCINULA (SISTRUM) XUTHEDRA, Sp. nov. (PI. I, f 4). 



R. testa fusiforvii, solidd, IcBt^ flavidd, anfractibus sex, 

 longittidinaliter costatis, costis albonodulosis, transversivi 

 inter castas tenniliratis, apertnrd alba, ovatd, labro intiis 

 dejiticulato, apud niarginem columellarem trinoduloso. 



Long. 15 mill. 



Lat. 8 „ 



Hab. Ratnagiri {A. Abenroinbie). 



A beautiful yellow-ochraceous species, with longitudinal 

 white noduled ribs, mouth ovate, white, outer lip denticulated 

 within, and two or three nodules on the columellar margin. 

 A form on the border-land between Sistruni and Engina. 

 Four specimens. 



Engina zea, sp. nov. (PI. i, f 7). 



E. testa conico-pyraniidali, solidiusculd, apice aciito, an- 

 fractibus octo, transversivi nodnlis nitidis variegatis arete 

 accinctis, interstitiis duplici, vcl-triplici striatosulcatis, ultimo 

 anfractu longitudinaliter costiplicato, in medio transversim 

 albizonato, aperturCi ovato-trigonali, ad basin angustd, labro 

 externo incrassato, variegato, intus lirato, et apud marginem 

 columellarem crassi-striato. 



Long. 18 mill. 



Lat. 9-50 „ 



B.ab. Bombay i^A. Aberci'ombie). There are also speci- 

 mens in Mus. Brit, collected by Mr. W, T. Blanford, F.R.S., 

 from the same locality. 



This species has apparently been confounded with E. 

 armillata (Reeve), from which it differs both in form and 

 marking. I have had specimens for more than twenty 



