59 



apertura vertical's, subcircularis; perist. liberum, alburn, 

 duplex: internum continuum, vix porrectum , externum 

 dilatatum; horizontaliter expansum, supra perlbrationem 

 excisum. Long. 24, diam. 8 mill. Ap. 5'/ a mill, longa. 



31. C. Borni Pfr. (220.) T. umbilicata, oblongo 

 turrita, solida, spiraliter confertim striata, lineis longitu- 

 dinalibus distantioribus granulalo-decussata, nitida, luteo 

 albida, strigis angustis fulguratis rufis ornata; spira con- 

 vexo turrita , breviter truncata; sutura subcanaliculata, 

 crenulata; anfr. superst. 4'/ a perconvexi, ultimus teres; 

 umbilicus infundibuliformis, subpervius; aperlura parum 

 obliqua, oblongo- rotundata, parvula, intus alba ; perisl. 

 duplicatuin: internum expansum, continuum, incumbens^ 

 externum anfractui penultimo breviter adnatum, lateribus 

 pcrdilatatum, concentrice striatum. Long. 36, diam. 

 19 mill. Ap. intus 12 mill, longa, 9V 2 lata. (Jc********* 



32. C. majusculum Morelet mss. (223.) T. 

 subperforata, oblonga, truncata, solida, lineis elevatis 

 longitudinalibus & transversis minute reticulata, violaceo. 

 fusca; sutura eleganter albo-denticulata; anfr. (superst.) 

 3 convex!, ultimus rotundatus; apertura subverticalis, fere 

 circularis, intus livida; perist. incrassatum, continuum, 

 breviter adnatum, superne angulatim ascendens, margine 

 dextro superne recedente, repando, infra medium antror- 

 sum producto, columellari dilatato , patente. -- Long. 26 

 diam. 15 mill. Ap. intus 9 mill, longa, 8 l / a lata. 



33. C. mite Pfr. (235.) T. umbilicata, turbinato- 

 globosa, breviter truncata, liris obtusis spiralibus munita, 

 cosiulis membranaceis confertissimis decussata, unicolor 

 corneo-albida; spira convexa, brevis; anfr. sup. 3'/ 2 con- 

 vexi, ultimus teres, circa umbilicum mediocrem, pervium 

 distinctius spiraliter liratus; apertura verticalis, circularis 

 perist. duplex: internum vix porrectum, externum undique 

 aequaliter dilatatum, patens, obsolete undulatum, concen- 



