152 HELIX §.41. 



806. H. pruinosa Pfr. 



T. perforata, globoso-depressa, tenuis, oblique subconfer- 

 tim filoso-plicata, cliaphana, rufa, non nitens, quasi pruinosa; 

 spira breviter conoidea, aculiuscula; sutura profunda; anfr. 

 4V2 convexi, ultimus rotundalus, antice vix descendens; aper- 

 tura obliqua, lunato-rotundata; perist. tenue, marginibns sub- 

 conniventibus, supero recto, basali leviter arcualo, reflexius- 

 culo, columellari paulo latius reflexo. — Diam. maj. 11, min. 

 8V3, alt. 6V2 mill. (Coll. Nr. 408.) 



Helix pruinosa Pfr. in Proc. Zool. Soc. 9 Mart. 1852. 



— — Cheimi. ed. II. Helix N. 1069. t. 158. f. 



19 — 21. 

 Habitat in insula Haiti (Salle). 



807, H. Auberi Orbigny. 



T. anguste umbilicata, globoso-depressa, tenuiuscula, sub- 

 striata, vix nitidula, cereo-albida; spira brevissime convexo- 

 conoidea, obtusula; sutura impressa; anfr. vix 5 convexiuscub', 

 ultimus latior, non descendens, peripheria obsolete angulatus, 

 basi convexus; apertura obliqua , rotundato-lunaris; perist. 

 tenue, marginibus subconniventibus, dextro recto, arcualo, 

 basaH subreflexo, columellari superne in laminam fornicatam 

 triangularem dilatato. — Diam. maj. 10, min. 9, alt. 6 mill. 

 (CoII. Nr. 409. An adult.?) 



Helix Auberii Orh., Pfr. Monogr. I. p. 197. N. 511. 



— — Chemn. ed. II. Helix N. 1070. t. 158. f. 22 — 24. 

 Habitat in insula Cuba (Orbigny, Poey). 



808. H. intusplicata Pfr. 



T. umbflicata, depressa, solida, oblique ruditer striata et 

 lineis spiralibus confertissimis sculpta, parum nitens, coerules- 

 centi-alba; spira vix elevata, vertice ol)tuso; sutura levis; 

 anfr. 5 vix convexiusculi, ultimus subdepressus, antice defle- 

 xus, subtus convexior; umbilicus mediocris , pervius; apertura 

 perobliqua, subtetragono-ovalis, intus carnea; perist. subsim- 

 plex, marginibus conniventibus, supero recto, basali intus plica 

 elongata, transversa, stricta munito, extus reflexo, columellari 

 breviter ascendente, fornicato-reflexo. — Diam. maj. 31, min. 

 26, alt. 14 mill. (Mus. Scheepmaker et Albers.) 



Helix intuspUcata Pfr. in Zeitschr. f. Malak. 1851. p. 26. 

 — — Chemn. ed. II. Helix N. 961. t. 1 46. f. 1 1 — 1 3. 



Habitat in monte Chelmos Arcadiae. (Sowerby.) 



