IT E L I C I N A. 



Plate XXXIII. 



Species 294. (Mus. New York.) 



Helicina cuuYsocnEiLA. lid. tcstu (jlohoiio-pyrami- 

 datd, alhd, b'nui, nitcnti, minutissiinc piinctKratd ; 

 spird elevatd, conicd ; anfractibus convexis, obscure 

 angulatis, infra subplanulatis ; aperturd magnd, 

 subovatd, subaured; labia externa rejlexa ; callo 

 ventrali et labia externa aureis. 



The golden-mouthed Helicina. Shell globose, pyra- 

 midal, white, thin, shining, very minutely punc- 

 tured ; spire elevated, conical ; whorls convex, 

 obscurely angular, rather flattened below; aperture 

 large, subovate, golden ; outer lip reflected ; ventral 

 callus and outer lip golden. 



BiNNEY. Am. Journ. Conch., 18G9, 13, PI. XVIII., f. 24. 



Ifab. Texas ; Mexico. 



Species 295. (Mus. Brit.) 



Helicina Nov.e-Caledoni.e. Hel. testa subglobosd, 

 pallidi fulvd, Icevigaid ; spird elevatd, anfractibus 

 canvexis, superne declivis ; ultima anfractu inflato, 

 callo ventrali tuniido ; aperturd semilunaris labia 

 externa teniii, reflexo. 



The New Caledonian Helicina. Shell subglobose, 

 pale fulvous, smooth ; spire elevated, whorls 

 convex, sloped above ; last whorl inflated, ventral 

 callus tumid ; ajierture seiiiilunar, outer lip thin, 

 reflected. 



Baird. MS. Mils. Brit. 



Ilab. New Caledonia. 



Species 29C. (Mus. Brit.) 



Helicina brevilabris. Ilel. testd parvd, globosd, 

 stramined, semipelliicidd ; anfractibtts rubra uni- 

 linealis ; spird elevatd, anfractibus paucis, parvis, 

 convexis, apice acuminata; aperturd infrd medium 

 declivi, labia externa hrevi, angusto, ratundo. 



The short-lipped Helicina. Shell small, globose, 

 straw-coloured, semipellucid ; whorls with one 

 red line ; spire elevated, whorls few, small, 



convex, apex acuminated ; aperture sloped belo\ 

 the middle, outer lip short, narrow, rounded. 



Pfeikker. • ? 



Ifab. Chiappa, IMexico. 



Species 297. (Fig. a, b, Mus. De Burgh.) 



Helicina helicinieokmis. Ilel. testa globosd, Ivnui, 

 vividi' viride vel purpured ; spird parvd, anfrac- 

 tibus paucis, apiice acuminata ; ultima anfractu 

 magna, ratundo, infrd subexcavato ; columelld 

 a-assd, ratundd, medio rotundatim callosd, infrd. 

 aculeatd ; aperturd magnd, labia externa latu, 

 rotundo, late rejlexa ; aperculo cornea, paucispira/i. 



The heliciform Helix. Shell globose, thin, bright 

 green or purple ; spire small, whorls few, apex 

 acuminated ; last whorl large, rounded, slightly ex- 

 cavated below ; columella thick, rounded, with a 

 rounded callus in the middle, aculeated below ; 

 aperture large, outer lip broad, rouuded, broadly re- 

 flected ; operculum horny, spiral, with few whorls. 



Pfeifkeu. Heliceorum viventium. 



BiAirciera lieliciformis, Pfeiffer. 



2Iab. ? 



This is one of two species which differ from the true 



Ilclicince in having a horny spiral operculum. Tliere 



are several peculiarities in which this agrees with 



Sp. 302. 



Species 298. (Fig. a, h, Mus. Brit.) 



Helicina colorata. IIcl. testd parvd, solidd, luted, 

 intenliim ,/'".<i''', vil rubra fasciatd, valde depressd, 

 aiigulaid; spird brevissimd, anfractibus paucis, 

 minutis ; ultimo anfractu magna, superne convexo, 

 medio obtuse carinata, infrd carinam convexo, callo 

 magno, tumido, columelld minutd, indislinctd, labia 

 externa vix incrassato, medio acute angulato, infrd 

 ad calumellaiii snbemarginato. 



The coloured Helicina. Shell small, solid, yellow, 

 sometimes brown or banded with rod, much 



February, 1874 



