64 



laevigatus; umbilicus angustus, non pervius; aperlura vix 

 obliqua, subcircularis; perist. simplex, acutum, marginibus 

 approximatis , dextro recto, columellari inedio dilatato, 

 subreflexo. — Diam. maj. t2, min. 10, alt. 12 mill. 



48. Cyclost. subliratum Pfr. (323.) ~ T. an- 

 guslissime umbilicala, globoso-conica, tenuis, spiraliter 

 lirata, haud 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 conligiiis, callo junctis. — Diam. maj. 10, 

 min. 8, alt. 9 mill. 



49. Cyclost. lineatum Pfr. (327.) — T. umbili- 

 cata, globosoconica, tenuiuscula, laevigata, diaphana, ni- 

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

 terruptis picta; spira turbinafa, acutiuscula; anfr. 5'/, cod. 

 vexi, ultimus rotundalus, infra peripheriam fascia latiore 

 ornatus, in umbilico angusto, vix pervio spiraliter confer- 

 tim sulcalus; apertura vix obliqua, subangulato-circularis; 

 perist. simplex, rectum, album, marginibus approximatis, 

 callo subemarginalo junctis. — Diam. maj. 15, min. 18, 

 alt. 13 mill. 



50. Cyclosl. fasciculare Pfr. (333.) — T. per. 

 forata, acuminaio-ovala. solidula, confertissime costulato- 

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

 cula; sutura costularum tasciculis crenata; anfr. 6 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. Cyclost saccatum Pfr. (336.) — T. profunde 

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

 tenuis, longitudinaliter confertim filoRO-costata, diaphana, 

 pallide cornea, maculis castaneis seriatis ornata; sutura 

 profunda, sub lente spinulosa; anfr. snperst. BV, convexi, 

 (iltimus aniice subascendens, breviter solutus, baei sacca- 



