HELICINA.— Plate XVI. 



apiTtvrA /:ubtrigond, lahio_ externa paulo reflexn ; 

 columelld ])arvd. 



Tm: ELEVATED Helicina. Shell small, globosely sub- 

 attenuated, brown, or greenish-yellow ; spire 

 elevated, rather conical ; last whorl rather short, 

 rounded; aperture subtrigonal, outer lip a little 

 reflected, columella small. 



SnwERBv. Thesaurus Conchylioruni, Helicina, 2ik1 

 Monograph, Sp. 151, figs. 251, 252. 



Jlnl). Porto Rico. 



Species 143. (Mus. Brit.) 



Helicina Cordiller.e. Hel. testa (jlobnso-snhdepressil, 

 tcniii, laevigata, pallid!: fulvd, mediu anfractuum 

 fasciistribus spiralibus rubris tceniatd ; spird acuini- 

 natd, ultimo anfractu subdepressd ; aperturd oblique 

 semilunari, columelld brevissimd, callo columellari 

 expanso, labin externa rejiexo, plamdato. 



The CoRDiLLEitA Helicika. Shell globose-sub- 

 depressed, thin, smooth, pale fulvous, striped with 

 three spiral red bands ; spire acuminated, last 

 whorl subdepressed : aperture obliquely semilunar, 

 columella very short, columcllar callus expanded, 

 outer lip reflected. 



Salle. Pfl^r. Proc. Zool. Soc, 185G. 



Hnb. Cordillera, Mexico. 



Species 144. (Mus. Brit.) 

 Helicina Oweniana. Hel. testd globoso-conicd, solidd, 

 lavigatd, fulvd, nonnunquam superne dimidiatim 



rubrd ; s/iiri'i ronio'i, elevatd ; anfrartibuf late- 

 raliter rectiiisculis ; aperturd. parvd, pyriformi, 

 2)la,uilatd, anrnnteo-rubrd ; columelld superne nib- 

 complanatd. 



Owen's Helicina. Shell globose-conical, solid, smooth, 

 fulvous, the upper half sometimes red ; spire 

 conical, elevated; whorls rather straight at the 

 sides ; aperture small, pyriform, flattened, orange- 

 red ; columella rather flattened above. 



Peeifkei:. Proc. Zool. Soc, 1848. 



Hab. Mexico. 



Among the globosely conical species distinguished 

 by its orange-red rim. 



Species 145. (Fig. a, b, Mus. Brit.) 



Helicina flavida. Ilel. testa subglobosd, Icevigatd, 

 flavidd, lined rubra medio anfractuum omatd ; 

 spird obtusiusculd ; aperturd parvd, subtrigond ; 

 columelld albd, angustd, cum labium externum 

 confuentis ; labia externa anguste reflexo. 



The yellow Helicina. Shell subglobose, smooth, 

 yellowish, ornamented with a red line in the 

 middle of the whorls ; spire rather obtuse; aper- 

 ture small, subtrigonal ; columella white, narrow, 

 confluent with the outer lip ; outer liji narrowly 

 reflected. 



Menke. Syn. Ed. IL, p. 7;). 



Ifelicinla trossuln. Moricaiid. (var. .') 



Hah. (Guatemala. 



