68 



turn, turn emarginatum et anfractui penultimo adnatum. 

 Long. 16, diam. 7 mill. Ap. intus 5 mill, longa. 



61. C. fallax Pfr. (404.) T. rimata, oilongo- 

 turrita, truncata, tenuis, spiralitcr obtuse lirata, lineis 

 longitudinalibus confertioribus (octava vel decima quavis 

 sub lente validiorc) decussata, non scabra, vix nitidula, 

 albida, lineis flexuosis, interruptis fulvis picta- spira sub- 

 convexo-turrita; sutura minute fasciculato-crenata; anfr. 

 superst. 4 4*/2 convexiusculi , ulfimus rotundatus, infra 

 medium fascia fulva ornatus, antice longe solutus, circa 

 rimam umbilicalem vix spiraliter sulcatus; apertura sub- 

 verticalis, ovalis; perist. album, duplex: internum expan- 

 siusculum, incumbens, externum breve, undique subae- 

 qualiter patens, superne angulatum. Long. 14, diam. 

 6V 2 mill- Ap. inlus 4 J / 2 mill, longa, 3 2 / s lata. 



62. C. trochleare Pfr. (409.) T. perforata, ob- 

 longo-turrita, truncata, costis filaribus spiralibus et longi- 

 tudinalibus subregulariter clathrata, baud nitens, pallide 

 fuscula, punctis rufis subseriatis variegata; spira elongata, 

 trochlearis, late truncata; sutura profunda, simplex; anfr. sup. 

 5 perconvexi, ultimus antice subsolutus; apertura verti' 

 calis, subcircularis; perist. duplex: internum vix porrec- 

 tum, externum horizontaliter expansum, superne in ros- 

 trum recurvatum dilatatum, ad anfr. penult, breviter inter- 

 ruptum, latere sinistro inciso - crenulatum. Long. 14, 

 diam. 6 mill. Ap. 4 mill, longa. 



63. C. Cumanense Pfr. (417.) - T. perforata, 

 turrito-oblonga , truncata , tenuis, longitudinaliter confertim 

 plicata, sericea, pellucida, corneo-lutescens, maculis cas- 

 taneis fasciatim dispositis ornata; sutura plicis excurren- 

 tibus confertim subcrenata; anfr. sup. 5 subconvexi, ulti. 

 mus basi rotundatus, antice breviter solutus, dorso ca- 

 rinatus; apertura subverticalis, ovalis, superne subangu- 

 lata; perist. liberum, simplex, undique vix expansum. 

 Long. 15, diam. 7V 2 mill. Ap. 5 1 /* mill, longa, 4 ! / 2 lata. 



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