— 167 — 

 2. Ennea Dupuyana, Crosse. 



T. subrimata, oblongo-ovala, subcylindracea, tenuius' 

 tultty lœvigata, nitida^ oleacea, diaphaîia, sordide cerea; 

 spira ovata, apice obtusiuscula ; sutura impressa ; anfr. 7 

 vix convexiusculi, ultimus attenuatus, 1/3 longiludinis 

 paulo siiperans, antice planatus; apertuî^a sinuato-semi' 

 ovalis, tuberculis 4 albis coarctata, primo parietali^ la- 

 melliformi, suboblique prope insertionem sito, secundo 

 columellari, subhorizontali, plicœformi, tertio subbasali, 

 minuto, vix conspicuo, quarto marginali, parvulo, versus 

 ediamm partem marginis externi prominente ; peristoma 

 subincrassatum , expansum^ subreftexum, album. — 

 Long. 13, diam. maj. 7 mill. Apertura cum peristomate 

 5 mill. longa, 4 1/2 lata (Coll. Crosse et Dupuy). 



Habitat in insulis Comorensium {teste cl. abb. Dupuy). 



Obs. Species forma E. cereœ Dunkeri sat vicina^ sed 

 paulo miner, tenuior, lœvior, peristomate albo et tuber- 

 culis 4 aperturœ distinguenda. H. G. 



Dîagnosis Hellcis novse, insulœ nadagasear 



diclae incolœ, 

 AucT. H. Crosse et P. Fischer. 



o. Hélix Sganziniana, Crosse et Fischer. 



T. late et perspective umbilicata, depressa, sublenticu- 

 laris, tenuiuscula sed solidula, striis subobliquis, distan- 

 iibus, obsoletis impressa, tenuissime granulaio-rugosiuS' 

 cula, pallide olivaceo-fusca, ad occursum marginis ex^ 

 ■terni saturatior ; spira fere omnino planata, apice haud 

 prominulo; sutura profunde impressa, subcanal iculata ; 

 anfr. 4 1/2 sat rapide accrescentes, embryonales primi 



