H E L I C I N A. 



Species 173. (Mus. Brit.) 



Helicina coccixostom.\. llel. testa globosd, jwlitd, 

 pallide rosed vel fulvd, spird conicd, apice rubra ; 

 ultimo anfractu glohoso, infra vividc ruhro-auran- 

 tio, cohimelld parvd, trigond, ad juncturam teinii, 

 labia externo crasso, rejkxo, in medio subainju/ulo, 

 vivide rubro-mtrantio. 



The bed-mouthed Uklicina. SIr'II globose, polished, 

 pale rose or fulvous, spire conical, apex red ; last 

 whorl globose, bright red-orange below, roluniclla 

 small, trigonal, thin at the juncture, outer lij) thick, 

 reflected, a little anguhir in the middle, bright rcd- 

 orange. 



MoKELET. Test. Noviss. 1, p. 10. 



Helicina Oiceni, var. Pfeifl'er. 



HaJ). Tabasco, Peru. 



Species 174. (Fig o, J, Mus. Brit.) 



Helicina aurantia. Ilel. testd globosd, politd, pallide 

 Jlavidd, ill medio nnfractutim spiraliter fuscu- 

 unilineatd ; spird conicd, apice fusco, callo ventrali, 

 columella et labio externo vivid!; rubro-aurantiis, 

 incrassatis, labia externo crasso, refiexo, angulatim 

 producto. 



The orange Helicina. Shell globose, polished, pale 

 yellowish with a single brown spiral line in the 

 middle of the whorls ; spire conical, apex brown, 

 ventral callus, columella, and outer lip bright red- 

 orange, thickened, outer lip thick reflected, pro- 

 duced angularly. 



Gr.\t. Zool. Journ., vol. i. p. 69. 



Helicina pyrrhosloma, Menke. 



Hub. Jamaica. 



Species 175. (Mus. Brit.) 



Helicina siMi LIS. Hel. testd angulatd, depressd, fusco- 

 aurantid, spird depresso-conicd, apice castaneo, 



vltiiiia anfractu media angiilafo, cohimelld parvd, 

 trigond, labio externa reflcxo, plunulalo, supra 

 tnediwn angulatim producto, vivide avrantio. 



The similar Helicina. Shell angular, depressed, 

 orange-brown, spire depressed, conical, apex chest- 

 nut, last whorl angular in the middle, columella 

 smooth, trigonal, outer lip reflected, flattened, 

 angularly produced above the centre, bright 

 orange. 



Sowerby. Thesaurus Conchyliorum, first raonogr,aph of 

 Helicina, fig. 130. I'roc. Zool. Soo., 1842. 



Hab. Haiti. 



Tlio lip is broader and more angularly produced than 

 in Helicina polita. 



Species 176. (Fig. a, b, Mus. Brit.) 



Helicina Antillarum. //(/. testa magna, depressd, 

 tenuissimi' striata pallide aurantid vel castaned, 

 noniiiinipiam in medio anfractuum alba interrup- 

 tim vnifasciatd ; spird depresso-conicd, anfractibus 

 convexiitsculis, ultimo anfractu rotiindatim angu- 

 lato ; labio externo subexpanso, plamdato, supra 

 medium subangulafo. 



The Antilles Helicina. Shell large, depressed, very 

 finely striated pale orange or chestnut, some- 

 times with an interrupted white band in the 

 middle of the whorls ; spire depressed, conical, 

 whorls rather convex, last whorl roundly angular ; 

 outer lip somewhat expanded, flattened, with a 

 slight angle above the middle. 



SowERBY. Thesaurus Conchyliorum. Monog. Helic, 

 Sp. 208, fig. 359, 360. 



Hab. Antilles. 



Sjjecies 177. (Mus. Brit.) 



Helicina amcena. Hel. testd angulatd, subrhombed, 

 supra etpaulu infrd angulum medianum rosed. 



October, 1873. 



