247 



parum nitidd, corneo-albidd, fasciis strigatim interruptis castaneis 

 ornatd; spird sursum parum attenuatd, late tnmcatd; siiturd 

 levi, crenatd : crenis superne minutis, confertis, in anfractibus 

 ultimis fasciculatim dilatatis, obtusis ; anfractibus superstomate 4, 

 vix convexiuscuUs, ultimo antice breviter soluto, basi rotundato ; 

 aperturd verticali, ovali ; peristomate duplice : interna breviter 

 expanso, adnata, externa campanulato-patente, rufo radiaio, superne 

 cucullatim elevato, turn emarginato et anfractuipenultimo adnata. — 

 Operculum testaceum, planum, anfractibus 3, marginibus lamellasa- 

 liberis. 



Long. 16, diam. 7 mill. 



/3. T. minar, crenulis sutura canfertis, acutis. 



Hah. Yucatan, var. j3. in India occidentali. 



23. Cyclostoma HiSTRio, Pfr. C.testdprofunderimatd,ovato- 

 canicd, salidiusculd, longitudinaliter confertim plicatd, parum ni- 

 tidd, alhidd, strigis latis obliquis, angulosis, fuscis pictd; spird 

 elato-canicd, vix truncatuld; suturd superne minute denticulatd, 

 anfractuum inferiorum subsimplice ; anfractibus A\, canvexis, ul- 

 timo rotundata, basi ultra axin subproducto ; aperturd subabliqud, 

 subcirculari, intus nitidd, fulvidd, nebulosd; peristamate lateritio, 

 duplice: interna continuo, late expansa, appresso, externa latiore, 

 harizontaliter patente, superne sinuata-angulato, ad anfractum 

 penultimum breviter interrupta. — Operculum l 



Long. 20, diam. 1 1 mill. 

 Hab. in insula Jamaica. 



24. Cyclostoma integrum, Pfr. C. testd perfaratd, turritd, 

 tenuiusculd, integrd, lineis obsolete elevatis spiralibus et costulis 

 confertis langitudinalibus (tertid vel quartd qudvis validiore) sub- 

 decussatd, fulvidd, fasciis interruptis rufis cingulatd; spird regu- 

 lariter turritd, apice abtusiusculd ; suturd subconferte denticulatd; 

 anfractibus 7, canvexis, 2 primis l(evigatis, ultimo rotundato, 

 antrorsum breviter soluta, vix descendente, basi rotundato, fasciis 

 2—3 continuis rufis ornato ; aperturd vix obliqud, ovali ; peri- 

 stomate subduplicato : interno continuo, adnata, externa patente, 

 superne subangulato-dilatato, tum emarginato, latere columellari 

 undulato. — Operculum cartilagineum, planum, paucispirum. 



Long. 12, diam. 5 mill. 

 Hah. in India occidentali. 



25. Cyclostoma harpa, Pfr. C. testd breviter rimatd, oblonga- 

 turritd, tenuiusculd, plicis langitudinalibus chardiformibus sub- 

 distantibus munitd, cinnamomea- earned, haud nitente, lineis rufis 

 strigatim interruptis ornatd; spird turritd, integrd, sursum nigra- 

 violaced, apice obtusd ; suturd profundd, plicis prominentibus sub- 

 crenatd; anfractibus 6, canvexis, ultimo rotundato ; aperturd ver- 

 ticali, avali-suhcirculari ; peristamate rubella, duplice : interno 

 expansiuscula, appresso, externa undique vix dilatato-patente, 

 anfractui penultima breviter adnata. — Operculum I 



Long. 12, diam. 6 mill. 



Hah. Almendares prope Havana. 



