248 
26. CycLosroma pineugE, Pfr. C. testd umbilicatd, oblongo-. 
turritd, truncatd, solidd, liris spiralibus obtusis undulatd, striis 
longitudinalibus confertissimis sculptd, oleoso-micante, cinnamo- 
meo-fuscd ; suturd profundd, simplice ; anfractibus superstomate 
4, convexis, regulariter accrescentibus, ultimo rotundato ; apertura 
subverticali, fere circulari; peristomate albo, duplice: interno 
expansiusculo, adnato, externo continuo, horizontaliter expanso, 
anfractui penultimo brevissimé adnato, superne angulato.—Oper- 
culum? 
Long. 125, diam. 6 mill. 
Hab. 2 
27. CycLosToMA PALLIDUM, Pfr. C. testd perforata, ovato- 
turritd, truncatd, tenui, lineis elevatis spiralibus et confertissimis 
longitudinalibus (hic illic irregularibus, subconfluentibus) minuté 
decussatd, pallidé corned, lineolis rufis interruptis obsolete pictd ; 
suturd profundd, subsimplice ; anfractibus superstomate 4, con- 
vexis, ultimo rotundato ; aperturd verticali, ovali-circulari ; peri- 
stomate duplice, interno albo, porrecto, expansiusculo, externo 
dilatato, horizontaliter patente, concentricé striato, anfractui pen- 
ultimo breviter adnato, margine sinistro angustiore.— Operculum 
terminale, testaceum, anfractibus 3}, oblique striatis, marginibus 
subliberis. 
Long. 174, diam. 8} mill. 
Hab. Almendares prope Havana. 
28. Cyctosroma CuMANENSE, Pfr. C. testd perforatd, turrito- 
oblongd, truncatd, tenui, longitudinaliter confertim plicatd, sericed, 
pellucida, corneo-lutescente, maculis castaneis fasciatim dispositis 
ornatd ; suturd plicis excurrentibus confertim subcrenatd ; an- 
Sfractibus superstomate 5, subconvexis, ultimo basi rotundato, antice 
breviter soluto, dorso carinato ; aperturd subverticali, ovali, superné 
subangulatd ; peristomate libero, simplice, undique vix expanso.— 
Operculum cartilagineum, planum, paucispirum. 
Long. 15, diam. 7} mill. 
29. CycLosroMaA TuRRITUM, Pfr. C. testd subperforatd, turritd, 
truncatuld, lineis elevatis spiralibus et longitudinalibus regulariter 
clathratd, albidd, lineolis rufis interruptis cinctd; suturd subpro- 
Sunda, confertim denticulatd; anfractibus superstomate 6, convezi- 
usculis, regulariter accrescentibus, ultimo rotundato ; aperturd verti- 
cali, ovali, intus fulvidd; peristomate subduplice: interno continuo, 
expansiusculo, externo superne angulatim dilatato, margine dextro 
vie patente, columellari et sinistro exciso.—Operculum ? 
Long. 16, diam. 7 mill. 
Hab. Honduras (Mr. Dyson). 
30. CycLostoma pDIAPHANUM, Pfr. C. testd subperforatd, ob- 
longo-turritd, truncatd, tenuiusculd, lineis elevatis spiralibus con- 
Sertis, costulisque illas transgredientibus filaribus confertioribus 
decussatd, diaphand, unicolore albidd; spird elongaté; suturd 
irregulariter crenatd ; anfractibus superstomate 4}, convevxis, sub- 
