CHOANOPOMA §. 4, 
167 
expansum , externum superne alatim dilatatuin , latere sinistro 
subreflexum. — Operc. ? — Diam. maj. 16, min. 13, alt. 8 
mill. Ap. intus 6 l / 2 mill, longa, 6 lata. (Mus. Cuming.) 
Cyclostoma alaturn Pfr. in Proc. Zool Soc 1851. Jul. 
— — Chcmn. ed. II. N. 326. t. 41. f. 35—37. 
Choanopoma ? alatum Pfr. Consp. N. 240. p. 60. 
Habitat S. Yago cle Cuba. 
19. Cli*? solutum Richard. 279 
T. umbilicata, depressa, longitudinaliter confertim filoso- 
costata, sericea, diapbana, albida, lineis rufis interruptis ornata; 
spira parum elevata, mucronata ; sutura subcanaliculata, obsolete 
denticulata; anfr. 5 convexi, ultimus teres, antice descendens, 
solutus, basi in umbilico latissimo spiraliter sulcatus; apertura 
obliqua , fere circularis ; perist. duplex : internum continuum, 
rectum, prominens, externum album, undique rectangule patens, 
superne diiatatum, ad anfractum penultimum inflexo-adnatum. — 
Operc.? — Diam. maj. 13, min. 10, alt. 57 2 mill. Ap. intus 
4 2 / 3 mill, longa. (Mus. Cuming.) 
Cyclostoma solutum Rich, in sched. Cuming. 
— — Chcmn. ed. II. N. 293. t. 39. f. 8—10. 
Choanopoma? solutum Pfr . Consp. N. 241. p. 60. 
Habitat in insula Haiti. 
20. Clt. Adolfi Pfr. 280 
T. umbilicata, eonoideo-semiglobosa, tenuiuscula, lineis 
elevatis radiantibus et spiralibus regulariter granulato - decus- 
sata, diaphana, fulvida, lineis interruptis rufis cincta; spira 
convexo-conoidea, mucronulata; sutura irregulariter et remote 
nodoso - crenata ; anfr. 4% convexi, ultimus rotundatus, circa 
umbilicum mediocrem liris pluribus carinaeformibus munitus; 
apertura subobliqua , circularis ; perist. duplex : internum con- 
tinuum , breviter porrectum , externum patens , concentrice 
striatum, subundulatum , rufo-radiatum , superne in auriculam 
fornicatam diiatatum. — Operc. normale. — Diam. maj. 8, 
min. 67 4 , alt. 4 2 / 3 mill. Ap. c. perist. 4'/ 2 mill, longa, 4 lata. 
(Coll. Nr. 122.) 
Cyclostoma Adolfi ( Choanopoma ) Pfr. in Proc. Zool. Soc. 1852. 9 Mart. 
— — Chcmn. ed. II. N. 397. t. 48. f. 5-8, 
Habitat in insula Haiti (Salle). 
