472 Zoological Society. 



Diam. I'GO; lat. 1-15 poll. 

 Hab. Provincia Cagayan insular Lu^on. 



Differt ab H. pulcherrimd testa crassJi, conoidea, anfractllnis plu- 

 ribus et sensina accrescentibus, columella vix excavata et labro in- 

 crassato. 



Helix Mindanaensis, Sow. Hel. T. iviperforatd, globoso-conicd, 

 solidci, oblique rugoso-striatd, apice obtuso, pallida, luteo-fuscd, 

 opacd, maoulis vm-iis rufis j^ellucidis ornatd ; spird conoidea; an- 

 fractibus 4| convcxiusculis, ultimo medio obtuse angulato, infra 

 angulum fascia lata, hydrophand, albidd signato ; columella lividd, 

 subrecte descendente, medio subintortd ; apcrturd tetrago?io-ovatd, 

 intus plumbed ; jyeristomate subincrassato, parian reflexo, livido- 

 fusco, margine super o arcuatim dilatato. 

 Diam. 2-20; alt. 1-65 poll. 

 Hab. insula Mindanao. 



Forma et magnitude sicut H. Pan. Differt anfractu ultimo angu- 

 lato, colore Gt forma coluraellre et apertiu'se. Ab H. Harfordii differt 

 forma conica, maculis non hydrophanis, sed in ipsa testa positis, et 

 margine dextro aperturjE sinuato. 



Helix carbonaria. Sow. Hel.T. imperforatd, subtrochiformi, leevi, 

 purpureo-nigricante,epidermide fused, hydrophand, oblique strigatd, 

 apice rubrd vel violaced ; suturu lineari ; anfractibus 5 planiusculis, 

 ultimo carinato, basi piano ; cohnnelld subrectd, dilatatd, fusci' 

 duld ; aperturd subtetragond, intus lividd ; peristomate simplici, 

 vix incrassato . 



Diam. 1-20; altit. 0-95 poll. 



Hab. Insula Zebu. ' Daleguete.' 



Variat carina obtusiore, basi convexiore. 



Helix (Carocolla) Panayensis, Brod. Hel. T. imperforatd, de- 

 pressd, orbiculari, carinatd, crassiusculd, supei-ne griseo-fuscd, mi- 

 nutissime granulatd, basi radiatim striatd, nitidissimd, olivaced ; 

 spird depresso-conoided ; anfractibus 6 planulatis, ultimo non de- 

 flexo ; aperturd angulato-lunari, intus albidd ; peristomate superne 

 simplici, basi incrassato, ad columellam expansiusculo. 



Diam. 1-60; altit. 0-85 poll. 



Hab. Insula Panay. ' Dingle.' 



Var. (Cagayan ins. Lu^on). Spird elatiore, anfractibus ultimis tn- 

 midis, superne saturate rufa, basi nigricans, deorsiim pallescens. 



Helix jVIoricandi, Sow. Hel. T. umbilicatd, semiglobosd,hasi pla- 

 niusculd, nitidd, albido-flavd, fasciis rufs 2-3-cinctd ; anfractibus 

 5i convexis, ultimo margine dextro subith deflexo ; umbilico an- 

 gusto, pervio ; aperturd transverse pyriformi, basi parallelu ; pe- 

 ristomate connexo, margine superiore expanso, basali late rejlexo, 

 ad basin dente unico crasso instructo. 



Diam. 1-35 ; altit. 0-70 poll. 



Hab. Insula Bohol. ' Jacna.' 



Differt ab H. zonali, Fer., cui persimilis, basi plana, ai)ertur8e 

 parte suprema deflexil, inde horizontali, et marginibus peristomatis 

 junctis. 



