520 Mr. E. A. Smith on Land and 



antice haud descendeus ; apertura parva, leviter obliqua, late 

 lunata; peristoma tenue vel subincrassatum, marginibus callo 

 tenui junctis, columellari haud reflexo. 

 Diam. maj. 7 millim., min. G ; alt. 2|. 



Allied to R. rapi'da, PfeifFer. 



Family Helicidae. 

 2. Charopa Perryi. 



Testa orbicularis, latissime umbihcata, alba, epidermide olivacea 

 induta, lineis incrementi elevatis curvatis tenuibus instructa ; 

 spira depressa, supra anfr. ultimum paulo elata ; anfractus 

 quatuor, convexi, primus Ircvis, pellucidus, ultimus supra leviter 

 declivis, antice subdescendens ; apertura obliqua, irregularit^r 

 rotuudata, intus alba ; peristoma tenue, marginibus conniventi- 

 bus, callo tenui albo junctis, columellari ad insertionem vix 

 expauso. 



Diam. maj. Sg millim., min. 3 ; alt. 2. 



Hah. Mota Island, New Hebrides [Brit. Mus.) ; Rotuma 

 [Gardiner). 



Kemarkable for the very wide umbilicus, the absence of 

 colour-markings, and the white porcellanous aperture. The 

 riblets are fine and not so regular in appearance as in many 

 other species in this genus. Named after Mr. W. W. Perry, 

 who collected the species at Mota Island. 



3. Charopa roiumana. 



Testa parva, orbicularis, profundc modiocriter umbilicata, pallida, 

 radiis obliquis curvatis rufis congpicue picta, lineis increment! 

 liriformibus tenuibus obliquis curvatis instructa, inter liras 

 microscopice spiraliter striata ; spira depressa, supra anfr. ultimum 

 minime elata ; anfractus 4^, lente accresccntes, convexi, sutura 

 profunda sejuncti, apicales 1^ haud lirati, ultimus ad perii^heriam 

 rotundatus, haud descendeus ; apertura oblique lunata ; peristoma 

 tenue, simplex, margine columellari ad insertionem vix reflexo. 



Diam. maj. 2| millim., min. 2| ; alt. l^. 



In form very like Endodonta consimilis, Pease, from 

 Tahiti, but smaller, more finely sculptured, and witliout a 

 parietal lamella. 



Family Bulimulidse. 



4. Parhda Leefei. 



Testa dextrorsa, parva, ovata, umbilicata, flavo-olivacea, infra 

 suturam et versus apicem pallida ; spira mediocriter producta, 



