HELICINA.— Plate XIV. 



Species 119. (Fig. a, b, Mus. Brit.) 



Helicinia plicatula. Ilel. testa parvd, pallide fidvd, 

 mbcompressd, cohcentrice oblique iiratd ; callo colu- 

 mellari expanse, rotundo ; aperturd pm-vd, labio ex- 

 terna mpt-d infrdque depresso, siiiuatim twnidiusculo. 



The plaited Helicina. Shell small, pale fulvous, 

 subcompressed, concentrically obliquely ridged ; 

 columellar callus expanded, rounded ; aperture 

 small, outer lip depressed and sinuously rntlicr 

 tumid above and below. 



Pkeiffer. Proc. Zool. See, 1848. 



Hull. Martinique. 



Species 120. (Kig. a, 6, Mus. Brit.) 



Helicinia rugosa. Ilel. testa minutd, ralde dcpn'ssd, 

 pallidefulvd, liris ohUquis, crebris, sculptd; aperturd 

 parvd, labio externa supra infrdque depresso, 

 xinuatim tumido, superne declivi. 



TiiK RUGOSE Helicina. Shell minute, much depressed, 

 pale fulvous, sculptured with oblique, close ridges ; 

 aperture small, outer lip depressed, and sinuously 

 tumid above and below, the upper part sloped. 



I'nciFFER. Weigman Archives. 



Ilah. Trinidad. 



.Species 121. (Pig. a, S, Mus. Brit.) 



IIkmcinia lirata. Ihl. testa minutd, acute aiigii/atd, 



,ih-at,; 



'jlio 



, fnlro- 

 •liplanulato, 

 ni in ed ill in 

 III ."iwiativi 



Ilah. 

 .M 



dcprensA, splralit 



rnbesceiiti ■ r,il/,, vi-ntrali him 

 aperiurii tn;/<-iii<i, laJiio e.rterno 

 an;/iilatu, .■iupra. iii/hii/ue propi' jini 



: i;iiii;ei) Helicina. Shell minute, acutely angular, 

 deju-essed, spirally grooved, keeled in the middle, 

 reddish-fulvous ; ventral callus thin, rather flat- 

 tened, aperture trigonal, outer lip angular above 

 the middle, rather sinuously tumid above and 

 below near the juncture. 



I iKi:. Z.'itschrift fur :\Ial., 1847. 

 Yiirat.Tn. 



re angular and depressed than Ifrl. uniileittata. 



■Species 1 22. (ilus. Brit. ) 



iiiirii-depr 

 •itirarinatd 



ssii, infra siihn,lnii<la, medio amjnlatd, 

 s/iira!ilir sidnitii . npirturd subtrigond, 



labia exlerno, rotundo, angiistn, infra propi' co/ii- 

 j mellam unidentato. 



I The single-toothed Helicina. Shell minute, coni- 

 i cally depressed above, a little rounded beneath, 



angular, subcarinated in the middle, spirally 

 I grooved ; aperture subtrigonal, outer lip rounded, 



narrow, witli a single tooth on tlie lower part near 



the columella. 

 Pfeffer. Proc. Zool. Soc, 1848. 

 Hab. Honduras. 



Species 12;5. (Mus. Brit.) 



Helicinia in.equalis. Hel. testa pnrvd, trocliifonni, 

 flavidd, spiraliter tenniter striatd ; spird elevatd, 

 apice muaronato ; ultimo anfractn alto, medio 

 angulato, siibcarinato ; aperturd parvd, subtrigond, 

 labio externa albo, rejlexo, medio obtuse cunealo, 

 suprd declivi, depresso, acute unidentato, infra 

 acutissime unidentato, cum columelld conflnrnti. 



The unequal Helicin.\. Shell small, trochiform, 

 yellowish, spirally finely striated ; spire elevated, 

 apex mucronate, last wliorl raised, angular in the 

 middle, subcarinate ; aperture small, subtrigonal, 

 outer lip white, reflected, obtusely ciuieate in the 

 middle, sloped above, depressed, with a single 

 sharp tooth, very sharply unidentato below, con- 

 fluent with the columella 



Pfeiffer. Proc. Zool. Soc, 1848. 



Ilab. Jamaica. 



Resembling the common species //. 

 narrow and elevated. 



Species 124. (Fig. a, b, JIus. Brit.) 



Helicinia afreola. Ifel. te.^td subglobosd, anred, vel 

 sulirosed, obscure angulatd, spiraliter tenniter 

 sulcata ; spird lateraliter convexu, apice mucronato ; 

 aperturd contractd, labio externa supeitie depresso, 

 unidentato, suprd medium angulato, infra acute uvi- 

 dentato, cum columelld confuenti. 



The golden Helicina. Shell subglobose, golden or 

 reddisli, obscurely angular, spirally finely grooved ; 

 spire laterally convex, apex mucronate ; aperture 

 contracted, outer lip depressed, uuidentate above, 

 angular above the middle, sharply unidentato 

 below, confluent with the columella. 



Fei'.rusac. ? 



J/ab. Jamaica. 



