58 



27. G. regnlare Pfr. (168.) — T. angustissime per 

 forata , conico-g^lobosa , tenuis, liris approximatis superne 

 aequalibus sculpta, interstitiis spiraliter confertim striata, 

 diaphana, albida, maculis fulvis regulariter tessellata; spira 

 turbinata, apice aruia, pallide cornea; anfr. SVa convexius- 

 culi , ultimus convexior, infra liram periphericam inflatus, 

 obsoletius liratus; apertura obliqua, lunato^circularis; pe- 

 rist. interruptum, tenue, album, breviter patens, margine 

 columellari basi subangulatim dilatato. — Diam. maj. I2V2 

 min. 10, alt. 10 mill. Ap. 6Va miH- longa. 



28. C. elatum Pfr. (170.) — T. umbilicata, conica, 

 tenuiuscula, obbque striata, lineis spiralibus, distanlibus 

 elevatis sub lente munita , vix diaphana, albida; spira 

 conica, acutiuscula; anfr. 5^/2 parum convexi, ultimus 

 convexior, subacute carinatus, basi confertius reticulatus; 

 (imbilicus angustissimus, non pervius; aperlura diagonalis, 

 truncato-ovalis, perist. simplex, marginibus dislantibus, 

 aequilatis, angulatim patentibus, columellari subangus- 

 tato. — Diam. maj. IIV.^, min. 10, alt. lOV^ miH- Ap. 

 iitus 6 mill. ionga. 



29. C. BJrmanum Pfr. (172.) — T. perforata , glo- 

 boso-conica, tenuis, acute carinata, oblique striala, lineis 

 spiralibus obsoletissimis sculpta , parum nitida, diaphaiia, 

 fusco-lutea, strigis latis angulatis et fasciis interruptis 

 castaneis ornata; spira turbitiata, oblusula; anfr. 4^2 con- 

 vexiusculi, ultimus basi tumidus; apertura parum obliqua 

 subtetragona, intus coerulescens, margaritacea; perist. sim- 

 plex, rectum, acutum, marginibus remotis (an serius re- 

 ftexis?). — Diam. maj. MVj, min. 12, alt. 10 mill. iVp. 

 verticaliler 8V2 nnll. longa, 7^2 lata. 



30. C. guatemalense Pfr. (193.) — T. perforata, 

 oblonga, solidula, subtruncata, striatula, olivaceo-fusca; 

 spira convexiusculo-turrita; anfr. 6 parum convexi, ulti- 

 mus angustior, antice descendens, brevitei- solutus, basi 

 circa perforationem apertam compressus, nec carinatus; 



