C H N D R P lAI A 



Plate XL 



Species 81. (Mus. Cuming.) 



Chondropoma cinclidodes. Chond. tesld imperfuratd, 

 cylindi-aceo-oblonr/a, albidn, fusco sparsim pinirtutfi, 

 aiifractibns plano-convexis, scabroso-retictdaiis, in 

 suturis miimle denllculatk ; aperturd oblique ovatu, 

 parvd, labro vix reftexo. 



The delicate Chondeopo.ma. Shell imperforate, ey- 

 lindi-ically oblong, whitish, sparsely dotted with brown, 

 whorls flatly convex, scabrously reticulated, minutely 

 denticulated in the sutures ; aperture obliquely ovate, 

 small, lip scarcely i-eflected. 



CycloHoma cincUdodes, Pfeiffer, Pro. Zool. Soc. 18.52, 

 p. 142. 

 Cislula cincUdodes, Pt'eitt'er. 



Hab. Haiti; Salle. 



A smaD cylindrical species, laniellarly sculptured after 

 the prevailing type of the geinis but more reticulated with 

 raised spiral lines. 



Species 82. (.Mus. Cuming.) 

 Chondropoma trochleahe. Chond. tedd minute, um- 



bilicatd, anyiiiste. turritd, flaDe-scente, fusco inlempte 



fasciald, anfraclibus rotundalis, oblique ienuilamdlatis ; 



uperlurd circulari, parvd, labro fimhriato, fimbrid 



fusco radiuid. 

 The coiled Chondropoma. Shell minutely unibili- 



cated, narrowly turi-eted, yellowish, interruptedly 



banded with brown, whorls rounded, obliquely finely 



lamellated ; aperture circular, small, lip fimbriated, 



frill rayed with brown. 

 Cyclostoma trocUeare, Pfeiffer, Pro. Zool. Soc. 18.51, 



p. 249. 



Cistnla Irochlearis. Pfeiffer. 

 Hub. Chiapa, Mexico. 



The slender longitudinal lamellfe are not so close-set in 

 this species as usual. 



Species 83. (Mus. Cuming.) 



Chondropoma lividum. Chond. tesld compressi um- 

 bilicald, conico-turritd, lividd, fusco obscure punctata, 

 anfraclibus conrexis, striis dense filoso-reticulatis ; 

 aperturd circulari, labro snb/inibrtalo. 



The livid Chondropoma. Shell eompressly umbdi- 

 cated, conieally turreted, livid, obscurely dotted with 

 brown, whorls convex, closely reticulated with tluvatl- 

 like striae ; aperture circular, lip slightly fimbriated. 



Hab. Cuba. 



This species appears to have been mistaken for D'Or- 

 bigny's C. bilabialum. 



Species 84. (Mus. Cuming.) 



Chondropoma Grateloupi. Chond. testa oblonyd, 

 solidiusculd, favescenle, palUde fusco punctata et fas- 

 ciatd, anfraclibus convexis, longitudinalifer conjertim 

 obtuse liralis, inlerstiliis minute clat/iratis, suturis 

 denticulaiis ; aperturd circulari, labro concar.o-fim- 

 briato. 



Grateloup's Chondropoma. Shell oblong, rather 

 solid, yellowish, dotted and banded with pale brown, 

 whoris convex, longitudinally closely obtusely ridged, 

 interstices minutely latticed, sutures denticulated; 

 aperture circular, lip eoncavely fimbriated. 



Cyclostoma Grateloupi, Pfeift'er, Pro. Zool. Soc. 1851, 

 p. 24f3. 

 Cistnla Grateloupi, Pfeiffer. 



Hab. Yucatan. 



The longitudinal sculpture, commonly of a fine umiellar 

 character, is here developed in obtuse ridges. 



Species 85. (Fig. a, b, Mus. Cuming.) 



Chondropoma Sauli/E. Chond. testa subaperte umbili- 

 catd, yracili-turritd, alhidd, subkyalind, puuctis pouris 

 pallide fuscis tinctd, anfractibus rotundatis, lonyiludi- 

 naliler exilisslrne lamellalis ; aperturd rotunda, labro 

 calloso-Jinibriato, fimbrid albd, casluneo conspicue 

 radiato. 



Saul's Chondropoma. Shell rather openly umbilicated, 

 slenderly turreted, whitish, subhyaline, stained with 

 a few pale-brown dots, whorls rounded, longitudinally 

 very delicately lamellated; aperture round, lip cal- 

 lously findiriated, friU white, conspicuously raved 

 with chestnut. 



Cyclostoma Saulia, Sowerby, Thes. Conch, p. 145. pi. 28. 

 f. 189. 



February, 1863. 



