HELIX. 



Plate CXXXLX. 



Species 874. (Mus. Cuming.) 



Helix p.\pilio. Hel. testa angnutt: nmblUcald, depremo- 

 orl/iculari, superne yranulato-corrityatd, alltldd, ma- 

 culii rufis subd'ustantibm iessellatd, suUm Itecii/atd, im- 

 maculald; spird medio elevnld ; mifrartlbus ncptem, 

 atiguatis, ultimo superne aiigulaio ; aperlurd lunato- 

 circulari, subhorizontali ; peristomate reflexo-expamo, 

 marffinibua coiiniventibus. 



The butterfly Helix. Shell narrowly umbilicated, tle- 

 pressly orbicular, granularly wrinkled at the upper 

 part, whitish, tessellated with ratlier distant red 

 spots, smooth beneath, unspotted ; spire raised in the 

 middle ; whorls seven, narrow, tlie last angled at 

 the upper part : aperture lunar-circular, rather ho- 

 rizontal ; lip rcflectedly expaniled, margins approxi- 

 mating. 



Lowe, hsm. and Mag. Nat. Hist. vol. ix. p. 116. 



Hab. Island of Baxo, Madeiras. 



A prettily painted species, of a depressed subpyramidal 

 form. 



Species 875. (Mus. Cuming.) 



Helix Cheirantiiicola. Hel. ttsld umLdicatd, ptjra- 

 midali, subcarinald, solidiuscidd, ruyoso-striatd et un- 

 diqae grantdalo-scabrd, sordidi allid, fascia lata riifu 

 ad siitiirai/i, obsoletioribusque ad basin ornatd ; spird 

 elevatd, oblusd; suturd impressd ; anfradibus octo, 

 convexis, tumidis, ultimo basi convexiusculo, autice de- 

 Jlexo ; umbilico iiifundibuliformi, non pernio ; aperlurd 

 perobliquu, subcirculuri ; peristomate acuta, simplici, 

 marginibtis approximatis, callu juuctis, basali re/lexo. 



The CuEiUANTiiis-iMiAisiTiNG Helix. Shell umbi- 

 licated, pyramidal, slightly keeled, rather solid, ru- 

 gosely striated and everywhere granularly roughened, 

 dull white, encircled with a broad red band at the 

 suture, and more ol)solete bands at the base ; spire 

 raised, obtuse ; whorls eight, convex, swollen, the 

 last slightly convex at the base, dctlected in front; 

 umbilicus funnel-sliaped, not open ; aperture very 

 oblique, nearly circular ; lip sharp, simple, margins 

 approximating, joined by a callosity, basal margin 

 reflected. 



Lowe, Faun. Mader. p. 57. pi. C. f. 17. 



Hab. island of Porto Santo, Madeiras (ou shrubs of Chi- 

 ranthus tenuifolius) ; Lowe. 



A strongly marked brown-banded Trochus-shapcd 

 species. 



Species 876. (Mus. Cuming.) 



Helix LEMXIScata. Hel. (eatd obtecti umiilicald, fur- 

 binatd, oblif/iie dislincli striata, fusciduld vet alia, rii/o 

 vel uigricanle fusciatd, fusciis pluribus sttpt: inter- 

 ruptis ; spird elatd, conicd, apice acuiiusculd ; an/rac- 

 tiiiis sex, plaiiiiisculis, ultimo non descendeHte, ban 

 suljplanululo : aperlurd rotundalo-lunari ; peristomate 

 redo, intusfusco sublabiato, margine columetlari breei, 

 subeerticali, re/lexiusculo, umiilicum omnino tegente. 



The RiBAXD-DOUM) Helix. Shell with a covered um- 

 bilicus, turbinated, oblitiuely distinctly striated, light 

 brown or white, banded with red or black, many 

 of the bands often interrupted ; spire raised, conical, 

 rather sharp at the apex ; whorls six, rather flat- 

 tened, the last not descending, a little flattened nt 

 the base; aperture rotundately lunar; lip straight, 

 white-edged \rithin, columellar margin short, sub- 

 vertical, slightly reflected, altogether covering the 

 umbilicus. 



Webb and Berthelot, Synopsis, p. 317. 



Hab. Canary Islands. 



Of a globoscly conical form, encircled for the most part 

 with rather distant narrow dark bands, covered with n 

 slight epidermis. 



Species 877. (Mus. Cuming.) 



Helix calcahea. Hel. testa vix umlHicaid, subglobosd, 

 leuuissimi; siibirregulariter striata, eakareo^tbd, lined 

 paltidd suit us fasciatd ; spird concexd ; at^fradibu* 

 quiuque, contexis, medio suildissimi plus mijiut ob- 

 solete carinatis, ultimo subiujiato ; apertHrd Itmari; 

 piristomate simplici, intus laLiatu, marginr columet- 

 lari ri-Jlexo, nmbiticum/ere tegeute. 



The calcakeols Helix. Shell umbilicated, subglo- 

 bose, very linely somewhat irregularly strialoil, chalk- 

 white, banded below with a faint line; spire convex; 

 whorls live, convex, very finely i.bsoletcly kifled 

 in the middle, last whorl rather inflated; ajHrturc 

 lunar; lip simple, edged within, columellar margin 

 rt fleeted, almost covering the umbilicus. 



November, 1652. 



