Zoological Society. 255 



alboy acuto, late reflexo, margine superiore intus callo castaneo mu- 

 nito, basi in dentem horizontalem incrassato. 

 Diam. long. 12|; transv. 10 ; altit. 7 lin. 



From Sorsogon, province of Albay, isle of Luzon : found on leaves 

 of trees. (Cuming.) 



Affinis H. Thersit., margine non carinato, colore et sculptura di- 

 versa. 



Helix fodiens, Pfr. Hel. T. umbilicatd, subglobosd, tenui, dia- 

 phand, rufo-corned, oblique confertim rugosd; anfractibus 5^ con- 

 vexis, ultimo subangulato ; umbilico pervio ; aperturd suborbicu- 

 lari ; peristomate simplice, ad umbilicum late expanso. 

 Diam. 11 ; altit. 7^ lin. 



From Banguey, province of North llocos, isle of Luzon : found 

 partially buried in earth, uader stones. (Cuming.) 



/3. Minor, pallidior, anfractibus 5, diam. 9^, altit. 6 lin. 

 From Cagayan, isle of Luzon. (Cuming.) 



DifFert ab H. frutico testa rugosa et apertura magis dilatata, ab 

 H. tourannensi rugis testae, spira non acuminata, et peristomate intus 

 non labiato. 



Helix succinea, Pfr. Hel. T. depressd, obsolete subperforatd, 

 tenui, pellucidd, nitidd, succined ; suturd mediocri ; anfractibus 5 

 celeriter crescentibus, vix convexiusculis ; aperturd lunari ; peri- 

 stomate simplice, acuto, margine columellari subreflexo, perfora- 

 tionem obsoletam tegente. 



Diam. 5 ; altit. 3 lin. 



From Sorsogon, province of Albay, isle of Luzon : found on leaves 

 of trees. (Cuming.) 



Helix gallinula, Pfr. Hel. T. umbilicatd, lenticulari, acut^ cari- 

 natd, solidd,flavescenti-grised,fasciis nonnullis rufis et epidermide 

 hydrophand, m^culas triangulares pallidas formante, ornatd; an- 

 fractibus 4^ planis, ultimo ad aperturam subitb deflexo ; aperturd 

 horizontali, ellipticd; peristomate simplice, marginibus callo tenui 

 junctis, basali reflexo, ad umbilicum mediocrem pervium arcuato. 



Diam. 13 ; altit. 4^ lin. 



From Bongabong, province of Nueva Ecija, isle of Luzon : found 

 on trunks of trees. (Cuming.) 



/3. Minor, testd basi oblique rugulosd, aperturd lateraliter minus di- 

 latata. 



From Mt. St. Cristoval, province of Batangas, isle of Luzon. (Cu- 

 ming.) 



y. Testd utrinque lineis impressis obliquis, circa umbilicum subcon- 

 centricis notatd, fasciis obsoletis. 



From Daleguete, isle of Zebu. (Cuming.) 



Helix horizontalis, Pfr. Hel. T. umbilicatd, depressd, solidd, 

 oblique striata, carinatd, luteo-corned, rufo-fasciatd; fasciis 2 

 supra, I infra carinam ; anfractibus 5 planis, ultimo superne con- 

 vexo, basi planidato , ad aperturam subitb fer^ verticaliter deflexo ; 

 aperturd horizontali, integrd, oblongd ; peristomate crasso, reflexo, 

 cameo, marginibus parallelis. 



Diam. 15^^; altit. 7 lin. 



