HELIX.— Plate CCVH. 



Species 14C3. (Mus. Brit.) 



Helix cruentatus. Ud. U»ld anguiti profmidi umhi- 

 licald, (/rjtrt.uii, /raiisei-me plicnlula, conu-o-tucriiieii ; 

 »pirn /iliiiio-(/i-j/resifii ; aiifractiliin qiiliiqur, cuurexit, 

 marginalia, ullimo miillo laliore, iiiflaio, circa uiM- 

 liruiii iiiipreixo ; aperliirii roliiiitlato-liinnri, lahro »iiii- 

 plici, margiiiibun coiiiiicni/iiiiii. 



The blood-dyed Helix. Shell nnrrowly deeply umbi- 

 lic-atcd, depressed, transversely finely plnited, homy 

 amber-coloured ; spire llnlly dcpressod ; whorls five, 

 convex, margined, the last much the broader, in- 

 flated, im|)ressed around the uud)iliciis ; aperture ro- 

 tundalely lunar, lip simple, maryiins approximating. 



Slniopiis criieiilaliis, Guilding, Zool. Journal, vol. iii. p. 

 527. pi. 15. f. 1-5. 



llttb. Island of St. Vincent, West Indies. 



A shining horuy almost glassy species, of somewhat 

 nautiloid CTOwth. 



Species 1464.. (Mus. Brit.) 



Helix juloidea. Uel. iestn sublate pempec/ice iimbili- 

 rald, coiiferlim el degaiiter coslald, conwd; spird 

 plaiid, siibimmersd, siitiird impreaad; aiifraclibuH qiia- 

 liior, coHcexis ; aperliird perobligiid, lutiari-roliiiitlald, 

 labro tiiiiplici, maryiitibiis coiiniri'iitibi(s. 



The moss-like Helix. Shell rather broadly perspec- 

 tively unibilicated, closely elegantly ribbed, horny ; 

 spire Hat, and rather immersed, with the suture im- 

 pressed ; whorls tour, convex ; aperture very olilique, 

 lunar-rounded, lip simple, margins ap|)i°oximaling. 



Forbes, Voy. Batllesnake, .\ppendix, p. 379. pi. 2. f. 4. 



Ifab. Port MoUc, North Australia ; Macgillivray. 



Distinguished chiefly by its vciy broadly umbilieated 

 C'i/rlosloi>ia-\ike growth, with a concavely impressed spire. 



Species 1465. (Coll. Chilty in Mu». Brit.) 



Helix MacNauiana. J/el. tttid amgtuti pro/imdi nm- 

 bilicalil, , ri 



itriald,i-j . «* 



quinqne, convexit ; aperlurd parcimeiiUi, luuato-cir- 

 riiliiri, labro tiniplici. 



McNad's Helix. Shell narrowly deeply umbilieated, 

 pyramidally conicid, diaphaDOus-wliitc, somewhat ob- 

 scurely striated, covered with a fugacious horny epi- 

 dermis; whorls five, convex; operture rather small, 

 lunar-circular, lip simple. 



Chitty, Contributions to Conchology. 



Ilab. Januiica. 



.■\n interesting: small pyramidally conoid diaphanous 

 shell, covered very sparingly with a fugacious i-pidcriuis, 

 contained in the magnificent colli-etiou of Jamaica I^nd 

 Shells presented to the British Museum by the Hon. 2klr. 

 Chitty, Chairman of Quarter Sessions in that island, and 

 the active companion in his researches of the late Professor 

 C. B. Adams. 



Species 146G. (Mus. Brit.) 



Helix ALVEUS. Jlel. lesld profundi pertpectid umbili- 

 c«td, Jfpresso-conoiJed, opaco-alid, ohliqui utriatd ; 

 spird suLobtuad ; sulurd IniprexM ; aH/raclibiu guiH' 

 que, a/igii»lia, roliiiidalis, ulti,»o obaoleti cariuato ; 

 aperlurd pared, Itinalo-circulari, labro aimpliri. 



The bee-hive Helix. Shell deeply perspeclively um- 

 bilieated, dcpressly conoid, opake-whilc, obliquely 

 striated ; spire rather obtuse ; suture impressed ; 

 whorls five, narrow, rounded, the last obstiletely 

 keeled ; aperture small, lunar-circular, lip simple. 



C. B. Adam.s, Contributions to Conchology, No. 5. p. 80. 



llab. Jamaica. 



A dcpressly conoid narrow-whorled s|K;eies, deeply um- 

 bilieated, the umbilicus being rather small, but excavated. 



