HELIX §. 7. 37 



Helix tnucronata Pfr. in Pioc. Zool. Soc. 1851. 



— — Reeve Conch. ic. N. 197. t. 43. 

 flabitat in iiisula Mauritii. 



65. H. conicoides Metcalfe. 



T. imperforata, conoidea, lenuiuscula, slrialula, carinata, 

 juxta carinani lineis nonnullis obsolete elevatis concentricis 

 sculpta, nitidula, cornea; spira excavato-conica, apice obtusula; 

 sutura plana; anfr. 7 plani, lente accrescentes, ultimus non 

 descendens, ad carinam compressam, acutam fusco-fasciatus, 

 basi convexiusculus, medio impressus: apertura obliqua, de- 

 pressa, rhomboidea; perist. simplex, rectum, acutum, margine 

 columellari sursum subincrassato. — Diam. maj. 18, min. 16, 

 alt. 8 mill. (Mus. Metcaif. , Cuming. et Gruner.) 

 Helix conicoides Metc. in Proc. Zool. Soc. 1851. 



— — Chemn. ed. II. Helix N. 1020. t. 153. f. 20. 21. 

 Habitat in insula Borneo. 



66. H. Mauritianella Morelet. •{• 



T. imperforata, tenuis, rufo-cornea, utrinque convexa, 

 carinata, linea fusca plus minusve conspicua supra carinam; 

 spira brevis; anfr. 6 '/2 planulati, superne arcuatim coslulato- 

 striati, minutissime decussati, ultimus ad basin paululum ex- 

 cavatus, granulosus; apertura angulato-lunaris, intus marga- 

 ritacea; perist. acutum, margine columellari incrassato, roseo, 

 cum altero callo tenui, nitido juncto. — Diam. 15, alt. 8 

 mill. (Mor.) 



Helix Mauritiariella Morelet in Guer. Rev. et Mag. Zool. 1851. 

 p. 219. 

 Habitat in insula Mauritii. 



67. Campbellii Gray Mon. I. p. 35. 



68. strig^illata Jan. •{• - - - 36. 



69. Stoddarti Gray - - - 36. 



70. H. Tais Hombron et Jacquinot. 



T. imperforata, utrinque convexS, carinata, tenuiuscula, 

 nitida, corneo-lutescens vel rufo-cornea, distincte striata, lineis 

 spiralibus obsolelissime decussata; spira fornicata, apice ob- 

 tusa; sutura impressa, marginata; anfr. 6 vix convexiusculi, 

 lente accrescentes, ultimus non descendens, acute carinatus, 

 basi convexus; apertura subverticalis, subquadrangularis, intus 

 subcallosa; perist. simplex, rectum, acutum, marginibus pa- 

 rallelis, dextro brevi, basali subarcuato , eolumellari intrante, 

 declivi, calloso, superne dilatato. — Diam. maj. 13, min. 12, 

 alt. 7 mill. (Mus. Cuming.) 



