— 98 — 



48. Cochlosti/la (Orustia) versicolor Mlldff. 



T. globosa aut conoideo-globosa, tenuiuscula, confertim 

 striatula, lineis spiralibus microscopicis deciissatiila, pallide 

 flavescens ant corneo-brniinea aut castanea, cnticula 

 hydrophana corticina taeniis 2 latiusciüis albidis picta 

 o}3diicta; spira convexo-conoidea apice obtuso, corneo- 

 brimneo aut atrofusco. Anfr. 5 convexiusculi, sutura 

 subappressa, anguste albido-marginata disjuncti, ull. bene 

 couvexus, antice breviter descendens. Apert. valde oblique 

 ovalis, sat excisa; columella superne sat excavata, dila- 

 tata, oblique descendens, indistincte subdentata, perist. 

 parum expansum, sublabiatuni, in spec. flavescentibus 

 album, in brunneis brunnescens, in obscuris castaneum. 



Diam. maj. 22 alt. 20 mm. 

 20 20 



1 8 5 1 9 5 



Mab. in valle Sabani provinciao Nueva Ecija insulae 

 Luzon leg. cl. G. Roebelen. 



49. Cochlostijla (HeUcodyla) roebclcHi Mlldff. 



T. globosa aut conoideo-globosa, solida, bene striatula. ex 

 luteo castanea. tum fuscescens, denique atrofusca, nitens, 

 cuticula hydrophana opaca, cineracea, valde decidua, 

 strigatim interrupta induta ; spira conoideo-globosa. apice 

 nigricante. Anfr. SVa. supremi convexiusculi, Ultimi con- 

 vexi, ult. tumidus, antice pauUum descendens. Apert. 

 valde obliqua, exciso-ovalis, perist. late expansum, re- 

 flexum, valde incrassatum, late nigromarginatum, intus 

 purpurascens, tum caeruleo-album ; columella sat lata, 

 excavata, subrecta. 



Diam. maj. 49, alt. 49, ap(^rt. c. perist. lat. H3,5. long. 33, alt. 

 27 mm. 



Diam. maj. 50, alt. 53. npert. c perist. lat. 34, long. 34, 

 alt. 28 mm. 



Diam. maj. 54. alt. 54, apert. c. perist. lal. 3(). long. 35, 

 alt. 29 mm. 



Diam. maj. 55. alt. 51. apert. c. perist. lat. 37. long. 37, 

 alt. 30 mm. 



