CHONDROPOMA §. 5. 
291 
vix nitidula, aurantiaco-rubicunda ; spira turrita, vix truncatula ; 
sutura confertim denticulata; anfr. 6 — 7 modice convexi, regu- 
lariter accrescentes , ultimus circa perforationem liris nonnullis 
yalidioribus munitus; apertura parum obliqua, irregulariter 
ovalis, intus concolor, nitida; perist. duplex : internum expan- 
siusculum, incumbens, latere sinistro levissime arcuato, externum 
continuum, horizontaliter patens, anfractui penultimo breviter 
adnatum, infra perforationem angustatum. — Operc. ? — Long. 
18, diam. 8'/ 2 mill, Ap. intus 6 mill, longa, 4‘/ 2 lata. (Mus. 
Cuming.) 
Cyclostoma jucundum Pfr. in Proc. Zool. Soc. 9 Dec. 1851. 
— — Chemn. ed. II. N. 370. t. 46. f. 36. 37. 
Chondropoma? jucundum Pfr. Consp. N. 428. p. 69. 
Habitat . . .? 
23. (It. Petitiaiium Pfi*. 48 1 
T. vix subperforata, oblongo-turrita , truncata, lineis ele- 
vatis subdistantibus spiralibus et plicis confertis illas transgre- 
dientibus sculpta, vix nitidula, albida, fusculo marmorata et 
subfasciata; spira gracilis; sutura remote et irregulariter cre- 
nulata; anfr. superst. 5 — 5'/ 2 convexiusculi, lente accrescentes, 
ultimus non solutus ; apertura subverticalis , ovalis ; perist. 
duplex : internum breviter , externum horizontaliter modice 
expansum, castaneo maculatum, superne subauriculatum , ad 
anfr. penultimum excisum, margine sinistro angusto. — Operc. 
fulvidum. — Long. 14, diam. 5 2 / a mill. Ap. intus 4 mill, 
longa, 3‘/ 2 lata. (Coll. Nr. 214.) 
Cyclostoma Petilianum Pfr. in Zeitschr. f. Mai. 1850. p. 78. 
— — Chemn. ed. II. N. 270. t. 37. f. 23. 24. 
Chondropoma Petitianum Pfr . Consp. N. 429. 
Habitat in insula Haiti (Salle). 
24. CIi. i*iiMctiii<]iiin l?Ioi*elet. 482 
T. vix subperforata, oblongo-turrita, non truncata, longi- 
tudinaliter confertim plicata, nitidula, diaphana, vinoso-rubi- 
cunda ; spira turrita , superne violacea , acutiuscula ; sutura 
simplex; anfr. 6 convexi, ultimus basi spiraliter subsulcatus; 
apertura verticalis , ovalis ; perist. nitide sanguineum , duplex : 
internum breviter porrectum , externum rectangule breviter 
patens, ad anfr. penultimum emarginatum. — Operc. normale. 
— Long. 14, diam. 6 mill. Ap. 4 r / 2 mill, longa. (Coll. Nr. 215.) 
19 * 
