_ 150 — 

 Diagnosen neuer Arten 



Von 

 Bruno S trüb eil. 



Helix (Sphaerospira) minnigerodei n. 



T. obtecte mnbilicala, depresse globosa, tenniuscula sed 

 solida, translucida. subtillssime slriatula, in anfractibus 

 spirae sub lente vestigiis pilorum regiilariter disposi- 

 torum obsita, iinicolor lutescenti-fusca apice pallidiore. 

 Spira convexa apice planiiisciilo parvo haud prominulo. 

 Anfractus 4V2 regulariter crescentes, sutura disUncta 

 albida fuscomarginala discreti. superi eonvexiuscnli, 

 ad suturam breviter planati, ultinuis major, rotimdatus, 

 sul)inflatus, hie illic malleatus lirisque et sulcis spiralibus 

 obsoletis praesertim ad peripheriam sculptus, antice 

 profunde deflexiis. Apertura diagonalis, fere circularis, 

 parum lunata, intus caerulescenti-albidafusco marginata, 

 peristoma undiqne latissiine expansuni et reflexum, 

 coeruleo-albido labiatum, dein fnsco-limbatnm, linibo 

 tenuissimo arcuato marginibus callo tenui junctis, 

 columellari dilatato, ad umbilicum appresso eumque 

 fere omnino tegente. 



Diam. maj. 40,5, min. 30,5, alt. 30 mm. 



Hab. Normanby Island Novae Guineae anglicanae. 



Helix (Sphaerospira) anceps n. 



T. semioblecte umbilicata, depresse globosa, solida, in 

 anfractibus superis sub lente grannlosa, in ultimo 

 regulariter confertimque arcuatim striata, unicolor 

 rufo-castanea. Spira convexa apice piano parvo. 

 Anfractus 4\'2 convexi, sutura impressa discreti, ultimus 

 dilatatus, rotundatus, circa umbilicum primum infundi- 

 buliformem dein angustatum peculiariter compressus, 

 antice leniter sed profunde descendens. Apertura 



