﻿CLAUSILIA.— Plate X. 



temiissime striata, versus apicem attenuatd ; an- 

 fractihus undecenis, obliquis, convexis, ultimo in- 

 fra, carinato ; apertwrd magna, ; labio mterno 

 crenulato, la/mind, columellari angnstd, elevatd, 

 fere perpendiculari ; laMo inter no in tuherculum 

 dentifarniem desineiUi. 

 The flutlatile Claosilia. Shell ventricose, solid, 

 pyramidal, inflated in the middle and below ; 

 pale brown, very finely striated, attenuated to- 

 wards the apex ; whorls eleven, oblique, convex ; 

 last keeled below ; aperture large, inner lip 

 crenulated, eolumellar lamina narrow, raised, 

 almost perpendicular ; inner lip ending in a 

 tooth-shaped tubercle. 



Benson. ? 



Hah. Chusan. 



The last whorl is keeled at the bottom. In this 

 and the preceding species the eolumellar lamina is 

 closely pressed against the edge, and is almost per- 

 pendicular. 



Species 92. (Mus. Brit.) 



Clausilia Kobbnsis. Cla. te.st4 solidd, ventricosd, py- 

 ramidatd, ruhro-fitscd, temiissime liratd; anfrac- 

 tibus duodeeenis, obliquis, versus apicem attenuatis, 

 infra medium convexis, ultimo ad terminum ro- 

 tnndo ; aperturd magna, mxirgine alho, crasso, 

 supra medium lalii extefrni tiimido ; lamina colu- 

 mellari elongatd, peouliariter arniatd, plied minor i 

 infra instructd. 



The Kobe Clausilia. Shell solid, ventricose, pyra- 

 midal, red-brown, finely ridged ; whorls twelve, 

 oblique, attennated towards the apex, convex 

 below the middle, last rounded at the end ; 

 aperture large, margin white, thick, swelled 

 above the middle of the outer lip ; eolumellar 

 lamina elongated, peculiarly arched, with a 

 smaller inserted below. 



Smith. Quarterly Journal of Conchology. 



Hah. Kobe, Japan. 



Species 93. (Mus. Brit.) 



Clausilia vetusta. Cla. tesfd Irevi, suhventricosd, 

 fused vet alba, ten uissimi liratd ; anfradibus unde- 



cenis, trihus inferioribus valde infiatis ; aperturd 

 parvd, auriformi; lamina columellari jimmiiieiiti, 

 elevatd, semiinternd. 



The antiquated Cladsilia. Shell short., subven- 

 tricose, brown or white, very finely ridged ; 

 whorls eleven, three lower much inflated ; aper- 

 ture small, auriform, eolumellar lamina pro- 

 minent, raised, half internal. 



Zeigleb. Pfeiffer. Mon. Helic. VI. 499. 



Hab. Illyria. 



Species 94. (Mus. Brit.) 



Clausilia aculus. Cla. testa subfusiformi, corned, 

 tenuissimii striata ; anfractibus decenis, superiori- 

 bus attenuatis, rectiHsculis, inferioribus inflatis ; 

 apertrird simplid, margine angiiste incrassato, 

 lamind, columellari perelevatd, parvd. 



The needle Clausilia. Shell subfnsiform, horny, 

 very finely striated ; whorls ten, upper at- 

 tenuated, rather straight, lower inflated ; aper- 

 ture simple, margin narrowly thickened, eolu- 

 mellar lamina much raised, small. 



Benson. Pfeiffer. Mon. Helic. VI. p. 482. 



Hab. China. 



Species 95. (Mus. Brit.) 



Clausilia Olympica. Cla. testd parvd, fusifomii, 

 fulvd, tenuissime striatd; anfractibus duodecenis, 

 superionbus attenuatis, mediants inflatis, ultimo 

 elongato, soluto, tortuo, profundi; rimato ; aper- 

 turd auriformi, subquadrato, margine incrassato, 

 lamind columellari nulla. 



The Olympic Clausilia. Shell small, fusiform, fnl- 

 vous, very finely striated ; whorls twelve, upper 

 attenuated, middle inflated, last lengthened, un- 

 wound, twisted, deeply notched ; aperture ear- 

 shaped, rather square, margin thickened, eolu- 

 mellar lamina none. 



Frivoldt. Pfeifier. Mon. Hel. VI. p. 514. 



Hab. The Olympic Mountain. 



A tortuous swelling of the part above the month 

 is remarkable in this species. 



