HELICINA §. 3. 
219 
19. H. eimdifla JPfr. 
T. turbinata, solida, sublaevigata (rarius striis spiralibus 
nonnulHs obsoletis signata), Candida; spira conoidea, vertice 
papillari; anfr. 6 convexiusculi, ultimus antice leviter descen- 
dens et subconstrictus; apertura diagonalis, fere semicircularis, 
intus ignea; columella brevissima, aurantiaca, callum emittens 
circumscriptum , album, nitidum ; perist. simplex , rectum. — 
Diam. maj. 5 , min 4^/3, alt. 8^/3 mill. (Coll. Nr. 51 .) 
Helicina Candida Pfr. in Malak. Bl. V. 1858. p. 145. t. 2. f 13 — 16. 
Habitat ^Turk’s Island^ Indian occidentalis (Hjalmarson). 
20. 11 littorlcola CtiiiifllfielB. 
T. conico-subglobosa , solidula , spiraliter conferte et di- 
stincte striata, albida vel pallide carnea ; spira convexo-conica, 
acuminata ; sutura impressa ; anfr. 5 vix convexiusculi, ultimus 
spiram subaequans, basi vix convexus, peripheria rotundatus ; 
apertura diagonalis, subtriangulari-ovalis, intus lutea ; columella 
simplex, callum crassum concolorem emittens; perist. rectum, 
subduplicatum. — Operc. immersum, margaritaceum. • — Diam. 
maj. 43/4, min. 4V4, alt. mill. (Coll. Nr. 52 .) 
Helicina liltoricola Gundl. in litt. 
— — Pfr. in Malak. Bl. VII. 1860. p. 25. 
Habitat prope Baracoa insulae Cubae (Gundlach). 
O b s. Species habitu praecedenti persimilis, sed striis spiralibus distinctis 
et peristomate discrepans. 
21. II jflolBriaiia 
T. conica, tenuis, sub lente obsoletissime striatula, dia- 
phana, nitida, corneo-lutescens ; spira subregulariter conica, 
vertice acutiusculo ; anfr. 51/2, superi subplanulati, ultimus spira 
minor, convexior, basi planiusculus, juxta columellam brevem 
excavatus, leviter callosus; apertura vix obliqua, late semi- 
ovalis ; perist. simplex, tenue, vix expansiusculum. — Diam. 
maj. 5, min. 42/3, alt. 4^/2 mill. (Coll. Mohr.) 
Helicina Mohriana Pfr. in Malak. Bl. VIIL 1861. p. 172. 
Habitat Orizaba reipublicae mexicanae. 
1289. 
1290. 
1291. 
22. laciniosa High. (Coll. 53. — Ins. Sandwich.) Pneum. II. p. 187. 1292. 
23. micro din a Mor. f (Guatemala.) - - - 187. 1293. 
