328 RISSOIA. 



K. DEUGiOfiA, Jeffreys. IM. <'>:'>. li.-. 



irniwly rimate. s<.mc\\ hat thick, semipellucid, shining, white, 



with curved, acute, distant <<.-(; and more numcnu> spiral lii; 

 which the ha-al ones arc more distinct ; lip -iuiple. thin, wit h ex- 

 terior varix. Length, "2 mill. 



lit rn Knrnjn-. 



.IclVivvs lias indicated a vai 1 . multicoftata, 



II. BYNGENEB, \Vrrill. I'l. (IS, n>. 1)7. 



Impertbrate, white, with 14-1(1 Longitudinal, suhdistant ribs, van- 

 ishing u lower part of body whorl, with closer spiral line, ero iim 

 the ribs, and more conspicuous on the base; t here are also micro- 

 scopic, close spiral stria-. Length. :', mill. 



0/f r,//,,' H.iffr,- 



It. FAYALENSIS, Watson. IM. (>7, iiir. 7 



Nearly Impeiforate, white, with about 12 narrow, nearly contin- 

 uous, distant, longitudinal ribs, fading below the periphery, some- 

 what remotely, feebly, spirally striate tlirou^liout ; whorls ">, eon- 

 vexly conical, with linear, somewhat impressed Miture; lip not vari- 

 Lenu-th. l'(>7 mill. 



.1 tores : 4.">()-f)OU \])\<. 

 K. i-YiMMiiAs. Wat-on. IM. n'7, fi.ir. 70. 



i reel v jieribrate. L!'h>ssy, translucent white, with !'> stronir. dis- 

 til nt ribs, tadiriL r below, with distant, taint spiral stria- throughout, 

 stronger on the base ; whorls <>, flat Iv conical, rapidlv increasinir, 

 suture sliirhtly maririned ; lip varicose. Length. '2'1~> mill. 



t)jY Oulebra />.. II'. I; :; ( -><i fins. 



II. n: \.n;< i i >, Wat>on. IM. <">7, fi.ir. 7. 



Ini|)erlbrate. >tr)n_ir, white, with about 1 * narrow, rounded ribs, 

 Mopping on the periphery, spirally lirate throughout, stronm-r on 

 (lie ba.-e ; wlmrls ~>. sloplDgly, slightly convex, suture linear. 



Length, 1'") mill. 



f !ft ( '"I"' ^''"'^> A u#f rii/!ii. 



\(. MI BO8TOMA, Wat-<,n. IM. r.7. ii--. 7-"). 



[mperforate, translucent, L r lo>>y. white, with lO-l'J distant, 

 rounded rib>, more or le>s continuous, microscopically spirally .-tri- 

 wln.rU (I. slightly convex, roundly anirnlaled at the periphery ; 

 aperture very small ; lip \arieo-e. Length, .'I mill. 



tai /,/.. ir. /. 



