Zoological Society. 301 



Cyclostoma acuminatum, nob., Thes.Conch.part3.pl. 30. f. 235. 

 Cycl. testd suhglohosd, pyramidali, tenui, Icevi, pellucidd, albicante, 

 spird acuminata, apice obtusiusculo, fuscescente, anfractibus sex, 

 rotundatis, substriatis, ultimo magna, carind ad periphceriam ob- 

 soletiusculd munito, ante carinam planulatiusculo ; aperturd subcir- 

 culari, postice subacuminatd, peritremate tenui, reflexo, ad ultimum 

 anfractum interrupto, latere umbilicali subsinuato ; umbilico parvo . 



Found by Mr. Cuming on leaves of trees at St. Juan, isle of Luzon. 



Cyclostoma minus, nob., Thes. Conch, part 3. pi. 30. f. 249. 

 Cycl. testd ovato-oblongd, cylindraced, tenui, hyalind, Icevi, nitidd, 

 spird obtusd, apice quasi truncate ; anfractibus 4 ad 5, ventri- 

 cosis, primis 2 ad S minimis, transversim costellatis ; aperturd 

 circulari, peritremate reflexo ; umbilico nullo. 



Found under decayed leaves in the mountains of Igbaras, province 

 of Ilo llo, island of Panay, by Mr. Cuming. 



Cyclostoma ciLiATUM,nob.,Thes. Conch. part 3. pl.30.f. 237, 238. 

 Cycl. testd suborbiculari, conoided, tenuiusculd, Icevigatd, fulves- 

 cente,fusco radiatim strigatd, spird brevi, submucronatd ; apice 

 acuminatiusculo ; anfractibus quinque, subrotundatis , ultimo magno, 

 margine carinato {carind epidermide ciliatd) ; aperturd circularly 

 peritremate reflexo, postice emarginato ; umbilico magno ; operculo 

 tenui, corneo, multispirali. 



Found under stones at Mount Isarog, in the province of South 

 Camarinas, island of Luzon. 



Cyclostoma Helicoides, nob., Thes. Conch, part 3. pi. 30. f. 245, 

 246. Cycl. testd suborbiculari, conoidali, crassiusculd, spiraliter 

 striatd,fulvescente, fusco radiatim strigatd ; spird brevi, acumina- 

 tiusculd, anfractibus 5 ad 6, rotundatis, antice Iccvibus, postice spi- 

 raliter striatis, obsolete 4- ad 5-carinatis, carinis duabus posticis 

 epidermide ciliatis ; aperturd circulari, peritremate duplici, albi- 

 cante, postice emarginato, interne tenui, levatiusculo, externo an- 

 gusto, reflexo ; umbilico majusculo ; operculo tenui, corneo, multi- 

 spirali. 



Var. a. Dark- coloured. Found under decayed leaves at Gindul- 

 man, in the island of Bohol. 



Var. b. Pale. Found under decayed leaves at Jacna, island of 

 Bohol. 



Cyclostoma parvum, nob., Thes. Conch, part 3. pi. 31. f. 254, 

 255. Cycl. testd suborbiculari, depresso- conoided, tenui, Icevigatd, 

 fulvescente, radiatim fusco strigatd, spird brevi, submucronatd, 

 anfractibus quinque, rotundatis, tenerrime spiraliter striatis, obso- 

 letissime 4 — o-carinatis ; aperturd circulari, peritremate simplici, 

 postice subemarginato ; umbilico magno ; operculo corneo, crasso. 



Var. a. Found under decayed leaves at Daleguete, island of Zebu. 



Var. b. Found under decayed leaves at Dingle, isle of Panay. 



Cyclostoma maculosum, Thes. Conch, part 3. pi. 31. f. 256, 257. 

 Cycl. testd suborbiculari, depressd, crassiusculd, Icevi, castaned, 

 albido-maculosd, spird paululiim levatd, apice nigricante ; anfrac- 

 tibus 4, rotundatis, obsolete spiraliter striatis ; aperturd subcircu- 



