68 



Subvar. subangulata. 



Hob. Port Canning (Nevill) ; Chilka Lake (Blanford). 



The above two subvarieties are given by Nevill in bis * Hand 

 List/ p. 52, but without further descriptions than those implied 

 by the names themselves. 



Var. minor, Nevill, J. A. S. B. 1880, pt. 2, p. 161. 



Alt. 2, diam. 1'25 mm. 

 Hob. Port Canning. 



Genus TRICULA, 



Tricula, Benson, Calcutta Journ. Nat. Hist. 1843, p. 467. 

 TYPE, T. montana, Benson ; India. 



Range. India. 



Original description : Testae spira olongatiuscula, apertura 

 obliqua, ovata, integra superne angulata; peristoinate contiuuo, 

 subreflexo ; anfractu ultimo subumbilicato. 



Animal. Melaniae simile, proboscide elongata, antice emar- 

 ginata, tentaculis filiformibus duobus oculos postice prope basin 

 .gerentibus; pede mediocri ovato, antice subquadrato. Operculo 

 corneo subspirali. 



136. Tricula montana, Benson. 



Tricula montana, Benson, Calcutta Journ. Nat. Hist. 1843, p. 467 ; 

 A. M. N. H. 1862, pp. 415-416; H. & T., C. I. pi. 155, %. 1. 



Original description : Testa olivacea ovato-conica, anfractibus 

 sex rotundatis, suturis impressis, apertura intus albida, peri- 

 stomate nigrescenti ; apice obtuso, plerimique decollate. 



Alt. 3, diam. maj. 1'25 mm, 



Hob. Bhimtal. 



Nevill (Hand List Moll. Ind. Mus., Calcutta, p. 62) cites a 

 presumably short variety under the name var. curia, but without 

 other description ; it is from the Jhiri Valley, N. Cachar, at an 

 altitude of 3000 feet. 



Genus AMNICOLA. 



Amnicola, Gould & Haldeman, Rep. Iriv., Mass., 1841, p. 228. 

 TYPE, A. porata, Say ; Massachusetts. 

 Range. N. America ; E. & S. Asia. 



Original description: Shell ovate-conic, thin; spire acute, 

 composed of a tew rounded whorls ; aperture small, oblique, 

 rounded-ovate ; lips continuous, simple : operculum horny, spiral, 

 with a few volutions. 



