256 CREMNOCONCHUS-TECTARIUS. 



Genus CREMNOCONCHUS, Blanford, 1869. 



C. Syhadrensis, Blanford. PI. 46, fig. 47. 



Subcovered-perforate, with elevated spiral ribs, with the inter-' 

 stiees decussated by smaller spiral lira and incremental strife, epi- 

 dermis olivaceous brown ; whorls 3, rapidly increasing, the last 

 angulated round the umbilicus. Length, 7 mill. 



Western Ghats, near Bombay, India. 



C. coNicus, Blanford. PI. 46, figs. 44-46. 



Imperforate, solid, whitish, often with a chestnut band above the 

 periphery, epidermis olivaceous, not shining, suture deep ; whorls 

 5, convex, the last subangulate at the periphery ; aperture fulvous 

 or whitish, often banded. Length, 8-9'5 mill. 



Torna, near Pooiia, India. 



L. Fairbanki, Blanford (fig. 45), appears to be a synonym. 

 Var. CANALicuLATus, Blanford. Fig. 46. 



Suture channeled, the whorls acutely carinate at the top. 



Var. EDECOLLATA, Ncvill. 



Stoliczka considered C. eonicus a variety of the next species, and 

 Nevill believes this probable. 



C. cARiNATUs, Layard. PI. 46, fig. 43. 



Subperforate, solid, whitish, with a chestnut band above the 

 periphery, carinated at the perijDhery and suture, with a sutural 

 channel ; whorls 5, rapidly increasing ; aj^erture whitish, chestnut 

 banded. Length, 7'5 mill. 



Mahableshwar, India. 

 The preceding species, perhaps, ought to be united with this. 

 Var. GIGANTEA, Ncvill. 



Bombay Presidency, India. 



J^ Genus TECTARIUS, Val., 1833. 



T. PAGODUS, Linn. PI. 47, fig. 48. 



Spirally tubercularly ribbed, the tubercles in oblique longitudi- 

 nal series, last whorl encircled by two spinose carinse, those of the 

 spire by one, yellowish white, often stained with chestnut brown^ or 

 the spiral sculpture lineated with that color ; columella white, 

 slightly tuberculated below, aperture ridged within. 



Length, 2*5 in. 



Australia, Moluccas, Ceylon, Zanzibar. 



T. bicolor. Lam., is a synonym. 



