HELICINA §. 10. 
cens; spira regulariter conica; anfr. 5 convexiusculi, ultimus 
unicarinatus , non descendens ; apertura subangulato - semicir- 
cularis; columella brevis, basi attenuate, lineola verticali im- 
pressa a callo basali albo, nitido distincta; perist. incrassatum, 
album, breviter expansum, marginibus arcuatis. — Operc. 
semicirculare , nitide castaneum. — Diam. maj. 11, min. 9'/. 2 , 
alt. 8 mill. (Coll. Philippi.) 
Helicina Columbiana Phil, in Zeitschr. f. Malak. 1847. p. 126. *) 
— — Chcmn. ed. II N. 68. p. 52. t. 2. f. 1 -3. t. 9. 
f 5. 6. 
ft. Major, flavida, obscure punctata, infra medium albida. 
Helicina Columbiana var . Chcmn 1. c. f. 7. f. 7. 
Habitat in Columbia. 
113 II. goiiodiila Pfr* 676 
T. conoideo-subglobosa, tenuiuscula, superne striis spira- 
libus obsoletis sculpta et punctata, nitidula, fulvo-carnea ; spira 
brevis, conoidea, subacuta; anfr. 4*/ 2 vix convexiusculi, ulti- 
mus medio subcarinatus, luteo-cingulatus, basi convexior, dis- 
tinctius concentrice striatus; apertura subobliqua, triangulari- 
semiovalis, altior quam lata; columella subrecedens, superne 
iineam impressam, brevem, curvatam emittens, basi acute 
dentata; perist. album, rectangule late patens, margine basali 
substricto, cum columella angulum acutiusculum forinante. — - 
Diam. maj. 10, min. 8, alt. 6‘/ 2 mill. (Mus. Cuming.) 
Helicina gonochila Pfr. in Proc. Zool, Soc. 1848. p. 121. 
— — Chcmn. ed. II. N. 69. p. 53. t. 7. f. 20. 21. 
Habitat in Venezuela. 
Obs. Peraffinis H Hrasilicnsi Gray. 
1(4. II, elongata Orbigny. 677 
T. conica , solida , concentrice subremote elevato - striata, 
nitidula, alba, apice lutea; spira conica, acuminata; anfr. 7, 
summi 4 angulati, scalares, sequentes 2 subplani, ultimus con- 
vexiusculus , subcarinatus ; columella brevis , subverticalis , re- 
trorsum in callum circumscriptum, crassiusculum dilatata; 
*) T. conica, subrhomboidali, confertim transversim sti'iata, luteseente, 
concolore, seu fusco unizonata; anfractibus parum convexis, ultimo unicari- 
nato ; apertura triangulari , labro externo incrassato , reflexo , superne con- 
vexo , ad columellam subexciso; lineola impressa perpendiculari ad basin 
columellae. — Alt. 3%'"; diam. 5"\ (Philippi 1. c.) 
