HELICINA.— Plate XXXIII. 



3, angular ; spire very sliort, whorls few, 

 minute ; last wliorl large, convex above, obtusely 

 carinated in the middle, convex below the keel, 

 callus large, tumid ; columella very small, indistinct, 

 outer lip scarcely thickened, sharply angular in 

 the middle, slightly emarginated at the columella 

 below. 



Pease. American Journ. of 8ci. 18C9. PI. XII., f 9. 



llah. Aunaa, Pacific. 



Species 29',l. (Mus. Brit.) 



EEici.N'A FEAVESCENS. //('/. testA parva, soiiikt, ijio- 

 hoso-trochiformi, flavidd, spird elevatd, convexd, an- 

 fractibus jxiw-h, cnnvejcis, apice acuminato ; ultimo 

 iinfractn magno, f/liJiiK<(f. siiprit aperturam elevato ; 

 infra medium oblii^.' uni/iihitn, rix carinato ; aper- 

 tiim svperne dciiris.1,1, i/,'cfiri : calln ventrali 

 tmiiido, columella pared. 



HE VEi.LOWisn Helicina. Shell small, solid, globose- 

 rrochiform, yellow, spire elevated, convex, whorls 

 few. convex, apex acuminated ; last whorl large, 

 globose, elevated above the aperture, obtusely 

 angular below the middle, scarcely keeled ; aper- 

 ture depressed, sloped above, ventral callus t'unid, 

 columella small. 



KA.sE. Shells of the Pacific Islands. 



lab. ilangaia. 



Although this and the preceding species are very 

 ifferent in form, there is a strong affinity between the 



Species 300. (Mus. Brit.) 



iciXA SUPRAFASCIATA. Jhl. tcstd ainjulcitd, Sllbd,'- 

 /ire^sd. tiiiiii ; stramined, stqrrd. inedium ruhrn uni- 

 I'usi-idli'i ; spii-d conicd, anfractibvs planiilalis ; 

 tiltimu (iiij'nictii, medio acute ungulate, carinato, 

 infra carinam valde convexo ; aperiurd parvd, 

 mlrhomboided, columelld parvd, aculeatd ; lahio 

 e.rtrriw angusto, rotunda, supra it infra ungnlum 

 mlmrrwito. 



HiGH-iiANDED Helicina. Shell angular, subde- 

 pressed, thin ; straw-coloured, single banded with 

 red above the middle ; spire conical, whorls flat- 

 tened ; last whorl sharply angular in the middle, 

 keeled, very convex below the keel ; aperture 



small, subrhomboidal, columella small, aculeated ; 



outer lip narrow, round, rather arched above and 

 below the angle. 



SOWERBT. 



Hah. Australia. 



Dr. Baird does not appear to have described this 

 species among those lirought by Mr. Brenchley. 



Species 301. (Mus. Brit.) 



Helicina Lanieiiiana. Hcl. testa trochifonni, angu- 

 latd, tenui, svperne vivide sulphured, infra pallida ; 

 spird acuminatd, infrd apicem pauld coneavd, 

 deinde convexd; ultimo anfractu medio angulato ; 

 aperturd subtrigond, alhd, callo ventrali tenui, 

 columelld aculeatd ; labia externa leriter reflexo, 

 pauld expanso. 



Laniee's Helicina. Shell trochiform, angular, thin, 

 bright sulphur above, pale below; spire acuminated, 

 a little concave below the apex, thence convex ; 

 last whorl angular in the middle ; aperture sub- 

 trigonal, white, ventral callus thin, columella acu- 

 leated ; outer lip lightly reflected, a little expanded. 



D'OmuoNY. Mollusques de Cuba. 



Hab. Cuba. 



This is one of the species that we failed to identify 



in the Thesaurus Monograph. 



Spjecies 302. (Mus. Brit.) 



Helicina Fka.seri. Hel. tistd globosd, siibdepressd, 

 aurantid, spird parvd, anfractihis paucis ; ultimo 

 anfractu magno, globoso-subdepresso ; aperturd 

 ovatd ; labia externa rotunda ; columelld crassd, 

 infrd retrorsim aculeatd ; callo ventrali parva ; 

 opercvlo cornea, paucispirali . 



Fkaser's Helicina. Shell globose, subdepressed, orange, 

 spire small, whorls few ; last whorl large, globose- 

 subdepressed ; aperture ovate ; outer Kpi rounded ; 

 columella thick, aculeated backwards below ; ven- 

 tral callus small ; operculum horny, spiral, with 

 few whorls. 



Pkeiffer. (Bourciera) Ilelieeorum viventiuni. 



Hab. Cuenca. 



The second species of this interesting genus, or 

 subgenus, diifers from the first in having a more 

 depressed form, a more oval and less oblique mouth, 

 and less rounded callus. 



