TROCHATELLA §. 3. 
175 
nica, apice submucronata , acuta; anfr. 6 planiusculi, medio 
leviter impressi, supra suturam subangulati, uitimus peripheria 
subcarinatus , basi convexus , obsoietius liratus ; apertura obli- 
qua, subquadrangulari - ovalis ; columella subverticalis , leviter 
albo-callosa; perist, simplex, rectum, margine basali cum co- 
lumella subangulatim juncto. — Operc. solidulum, albidum. — 
Diam. maj. fere 6, min. 5, alt. 4 2 / 3 mill. (Coll. Nr. 17.) 
Helicina petrosa Gundl. in litt. 
Tnochatella petrosa Pfr. in Malak. BI. IV. 1857. p. 111. 
Habitat in montibus prope Trinidad insulae Cubae. 
14. Xr. rubicund a Gundlach. 
T. conica, tenuiuscula, striis elevatis obliquis lirisque ca- 
pillaceis distantibus clathratula, vix nitidula, fusco-rubicunda ; 
spira conica, apice acutiuscula ; anfr. 6 vix convexiusculi, su- 
pra suturam subangulati, uitimus spira brevior, peripheria 
subangulatus, basi modice convexus, leviter concen trice liratus, 
superne pone aperturam impressus ; apertura diagonalis, sub- 
triangulari-ovalis ; columella brevis, subcallosa ; perist. simplex, 
margine dextro expansiusculo. — - Operc. solidulum , rubel- 
lum. — Diam. maj. 5, min. 4 1 / 2 , alt. 4 mill. (Coll. Nr. 18.) 
Helicina rubicunda Gundlach in litt. 
Trochatella rubicunda Pfr . in Malak. Bl. IV. 1857. p. 111. 
Habitat Magua prope Trinidad insulae Cubae. 
* 
15. conica Pfr. (Coll. 19. — Gray Phan. p. 238. — 
Ad. Gen. p. 305.— Pfr. in Mai. Bl. 1856. p. 139. 
— Helicina clegans Orb.) Mon. p. 331. 
16. Tr. Ilians Poey. 
T. conica, tenuiuscula, leviter striatula et liris spiralibus 
subdistantibus sculpta, vix nitidula, pallide carnea; spira regu- 
lariter conica, apice submucronato , luteo; sutura . impressa ; 
anfr. 6 planiusculi, uitimus convexiusculus, peripheria obsolete 
angulatus , basi spiraliter obsolete striatus ; apertura magna, 
diagonalis, subtriangulari-semiovalis ; columella brevis, callosa, 
basi subdentata; perist. expansum, margine supero arcuato, 
basali fere stricto. — Operc. semiovale, tenue, margaritaceum. 
— Diam. maj. T 1 ^, min. 6, alt. 5 4 / 2 mill. (Coll. Nr. 20.) 
Helicina hians Poey Memor. I. p. 113. 120. t. 5. f. 1 —3. 
Trochatella hians Pfr. in Malak. Bl. 1854. p. 101. 1856. p. 139. 
