IIELICINA.— Plate XXV 



nltimo anfractu medio subangiilato, columella 

 angustd, ad juncturam anrjulatd. 



The yellowish Helicina. Shell thick, yellow, globose- 

 angular ; spire conical, laterally rather convex ; 

 last whorl rather angular in the middle, columella 

 narrow, angular at the juncture. 



Lesson. Voy. Coq., p. 350. 



Hah. Port Dorez, New Guinea. 



Species 223. (Mus. Brit.) 



Helicina Hjalmarsoni. lid. testd globoso-depressd, 

 fused, tenui ; spird depressd ; columella alba 

 trigond, labio externo albo, tenui, sitperne subde- 

 presso. 



Hjalmouson's Helicina. Shell globose - depressed, 

 brown, thin ; spire depressed ; columella white, 

 trigonal ; outer lip white, thin, a little bent down 

 above. 



Pfeiefer. Malak. PI. III., 18£6. 



Hal). Porto Rico. 



Species 224. (Mus. Brit.) 



Helicina bulla. Hcl. testd albd, crassiusculd, globoso- 

 subangulatd ; spird conicd, labia externo reflexo, 

 medio subangulato ; columella obliqud, albd. 



The bubble Helicina. Shell white, rather thick, glo- 

 bose-subangular : spire conical, outer lip reflected, 



a little angular in the middle ; columella oblique, 



Pfeiffeu. Proc. Zool. Soc, 1852. 

 Hah. 7 



.Species 225. (Mus. Brit.) 



Helicina granum. Hel. testd minutd, albd, globoso- 

 svbdepressd, spiraliter striata ; spird convexd, anj'rac- 

 tibus subrotundis ; ultimo anfractu post columellam 

 excavato ; apcrturd parvd, subquadratd. 



The gkain Helicina. Shell minute, white, globose- 

 subdepressed, spirally striated ; spire convex, 

 whorls rather rounded ; last whorl excavated 

 behind tlie columella ; aperture small, rather 

 square. 



Pfeiffer. B1. Malak., 1S5C. 



Hab. Cuba. 



Species 226. (Mus. Brit.) 



Helicina castanea. Hel. testd parvd, subdepressd, 

 obtuse angulatd, castened ; spird depresso-conicd ; 

 ultimo anfractu medio rotundatim angulato : aper- 

 turd infra acute angulatd. 



The chestnut Helicina. Shell small, rather depressed, 

 obtusely angular, chestnut ; spire depressed-coni- 

 cal ; last whorl roundly angular in the middle ; 

 aperture with a sharp angle below. 



GuiLDiNG ? Sowerby's Thesaurus. Helicina, sp. 



218, figs. 470, 471. 



Hab. St. Thomas, Porto Rico. 



