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2. Gyclophorus Soloensis, Heude. 



C. testa anguste umbilicata, trochoideo-depressa 

 spira acuta, anfractibus ad quatuor, rapide crescentibus, 

 ftilgetris confertis, ochraceis albidisque mimitis, tereti- 

 biis, sutura angusta, subimpressa junctis; apertura 

 parum obliqua, circiilari; peristomate simplice. — Diam. 

 maj. 17 ; min. 15 ; altit. 14 millim. 



Habitat in ditione Ta-li-foii. 



3. Myxostoma subalatum, Heude. 



M. testa orbiculari-discoidea, late umbilicata, lœvi; 

 spira plana, anfractibus quatuor, sutura subimpressa 

 junctis; epidermide lutescente, fulgetris brevibus, obs- 

 curis zonaqiie peripherica donata; apertura circulari ; 

 peristomate duplice : intimo circulari, extimo subdila- 

 lato, reflexo, in alam triangularem ad suturam expanso. 

 — Diam. maj, 17; min. 15; altit. iO millim. 



Habitat Tchen-JCeou (Se-tchouan). 



4. Opisthoporus Simonianus, Heude. 



0. testa orbiculari, plana, late umbilicata; epidermide 

 ru fa, striis confertis, verticalibus, cuticula crassa 

 pilisque rufis, reflexis obducta; spira plana, anfractibus 

 quatuor, rapide crescentibus, ultimo secedente ; apertura 

 vix obliqua, circulari; peristomate duplice; extimo 

 antico, fisso, tubuligero, intimo integro. — Diam. maj, 23; 

 min. 17; altit: iO millim. 



Habitat Tay-ninh, Cochinchinœ (P. Simon). 



5. Opisthoporus (?) borealis, Heude. 



0. testa orbiculari, subtrochoidea, late umbilicata; 

 spira apicellata, anfractibus ad quatuor, lente crescenti- 



