64 



laevigatus; umbilicus angustus, non pervius; apertura vix 

 obliqua, subcircularis; perist. simplex, aculum, marginibus 

 approximatis , dextro recto, columellari medio dilatato, 

 subreflexo. Diam. maj. 12, min. 10, alt. 1*2 mill, 



48. Cyciost. subliratum Pfr. (323.) T. an- 

 gustissime umbilicata, globoso - conica , tenuis, spiraliter 

 lirata, baud nitens, pallide rubello- cornea; spira elevato- 

 turbinata, apice obtusula; anfr. 5 convexi, ultimus rotun- 

 datus, obsoletius liratus; apertura parum obliqua, oblon- 

 gato-rotunda; perist. simplex, tenue, vix expansiusculum, 

 marginibus fere contiguis, callo junctis. Diam. maj. 10, 

 min. 8, alt. 9 mill. 



49. Cyciost. lineatum Pfr. (327.) -- T. umbili- 

 cata, globoso- conica, tenuiuscula, laevigata, diaphana, ni- 

 tidula, fulva, lineis castaneis, alternis subtilioribus, subin- 

 terruptis picta; spira turbinata, acutiuscula; anfr. 5V 2 con. 

 vexi, ultimus rotundatus, infra peripheriam fascia latiore 

 ornatus, in umf>ilico angusto, vix pervio spiraliter confer- 

 tim sulcatus; apertura vix obliqua, subangulato-circularis; 

 perist. simplex, rectum, album, marginibus approximatis, 

 callo subemarginato junctis. Diam. maj. 15, min, IB, 

 alt. 13 mill. 



50. Cyciost. fasciculare Pfr, (333.) T. per. 

 forata, acurninaio-ovata, solidula, confertissime costulato- 

 striata, vix sericea, griseo - cornea ; spira conica, acutius- 

 cula; sutura costularum fasciculis crenata; anfr. 5 con- 

 vexiusculi, ultimus rotundatus, basi spiraliter sulcatus; 

 apertura vix obliqua, ovalis; perist. simplex, rectum, acu- 

 tum. Long. 12, diam. 8 mill. Ap. 6 mill, longa, 5 laia. 



51. Cyciost saccatum Pfr. (336.) T. profunde 

 rimata, vix perforata, ovato-oblonga, breviter truncata, 

 tenuis, longitudinaliter confertim filoso-costata, diaphana, 

 pallide cornea, maculis castaneis seriatis ornata; sutura 

 profunHa, sub lente spinulosa; anfr. snperst. 3V 2 convexi, 

 ultimus antice subasi endeus, breviter solutus, basi sacca- 



