HELIX.— Plate CCV. 



Species 1 117. 0<im. Brit.) 



Helix Yulei. Utl. testa umiilicata, dfpreao-globosd, 

 iolidd, oblique itriatiild, pariiin nilente, fulcd, :oiiU 

 lalU niijricantibu» oriiatd ; spird mibcoiioiJed, npice 

 tuiobtuM ; atifractibm quiiiijue, concexiiuculis, ultimo 

 antici deiceiiJente, peripherid rotuudalo, bati planiui- 

 culo, iimbitico iiifiindibitlifonni, saturate cattaneo ; 

 aperturd fere diagonali, lunato-subcirculari, labro ni- 

 ffro, marginibus conniceiUibus, tali expansis, columel- 

 lari dilatato. 



Yule's Helix. Shell umbilicated, dcpressly globose, 

 solid, obliquely finely striated, but little sUiiiing, ful- 

 vous, ornamented with broad blackish zones ; spire 

 subeoiioid, rather obtuse at the apex; whorls five, 

 rather convex, the last descending in front, rounded 

 at the periphery, rather flat at tiie base, umbilicus 

 funuel-shaped, dark chestnut ; aperture almost dia- 

 gonal, lunar-subcircular, lij) black, margins approxi- 

 mating, broadly expanded, columellar margin di- 

 lated. 



Forbes, Voy. Rattlesnake, Appendix, p. 377. pi. 2. f. 0. 



Hab. Port Mollc, Australia ; ^Macgillivray. 



A dark purple -chestnut bauded shell, allied to II. 

 Fraseri. 



Species 1448. (Mus. Brit.) 



Helix Bbvmekiessis. Ilel. testa imperforata, globoso- 

 conicd, solididd, sub lente subtilissime granulatd, opaco- 

 albd; anfract'dtus qnatuor, contexiusculis, ultimo an- 

 tici subdejlexo, peripJierid aubangulat'o, basi planius- 

 culo, pone labrmn slriyd laid niijrd ornato ; aperturd 

 otato-oblongd, labro nigra, niarginibus approxinmtis, 

 callo tenni juHctis, dexlro sinuoso, lati expauso, basali 

 reflexo, ad cohimellani dilatato, nppresio. 



The Brumeu Island Helix. Shell imperforated, glo- 

 bosely conical, rather solid, very finely granulated 

 beneath the lens, ojjake-white ; whorls four, rather 

 convex, the last a little deflected in front, slightly 

 angled at the iierijihcry, rather flat at the base, or- 

 namented with a broad black streak behind the lip ; 

 aperture ovatcly oblong, lip black, margins apjiroxi- 

 mating, joined by a tliiii callosity, right margin sinu- 

 ous, broadly cx|)an(led, basal rellectcd, dilated and 

 apprcsscd at the columella. 



Foriies, Voy. Kattlesnnke, Appendix, p. 375. ])1. 2. f. 1. 



Halt. Bnmicr Island, near New Guinea. 



Of a delicate pale straw-colour, intensely stained about 

 the lip and its immediate vicinity with jet purple-black. 



Species 1449. (Mus. Brit.) 



Helix Louisiadensis. llel. tettd imperforalS, ttnuitu- 

 cula, oblique strialuld el obsolete granulatd, earned, 

 strigis latis ru/enrentibus albido-Tariegatit ornatd ; 

 apird conoitled, acutiusculd ; at\fractibuM qnatuor ad 

 quinque, rix convexiuseulit, uUimo eonrexiore, tnedio 

 et basi faJieiia talis albidii ■ 



aperturam perobtiquaiu »»'■ -• j 



nigro, tnargiiie dextro sinuoso, expanso, basali rtfitxo, 

 versus culumellnm plaiiato. 



The Louisiade Helix. Shell imperforated, trocbus- 

 shapcd, rather thin, obliquely finely striated and ob- 

 soletely granuled, flesh-tinted, ornamented with broad 

 reddish streaks, variegated with while ; spire conoid, 

 rather sharp ; whorls four to five, slightly convex, 

 the last more convex, marked round the middle and 

 at the base with broad whitish bands, deflected in 

 front, constricted behind the aperture, which is very 

 obli()ue and somewhat s(|uare, lip black, right margin 

 sinuous, expanded, basal margin reflected, flattened 

 towards the columella. 



FoiiBEs, Voy. llattlesnake, Appendix, p. 376. ])1. ii. f. 8. 



Hab. Louisiade Archipelago, Australia ; MacgiUivray. 

 Allied to preceding species in form, light purple-tinged, 



mottled and banded with opakc-ycllow, with the lip dark 



stained with purjile. 



Species 1450. (Mus. Brit.) 



Helix divisa. Jlt-l. tettd umiilicata, perdepressd, Ifnui- 

 usculd, superni oblique striata, lineis impressit obso- 

 lete decussatd, rubello-fulridd ; spird panim eleraia, 

 obtusd; anfractibus quinque, plaiiis, suturd margina- 

 tis, ultimo perip/ierid compressi carinato, basi conrfxo, 

 subl<Pcigato, nitido ; aperturd obliqud, aHgnlato-lunari, 

 labro simplici, recto, margine columelluri sujterne brr- 

 viler reflexo. 



The divhied Helix. Shell umbilicated, very depressed, 

 rather thin, obliquely striated at the upper part, ob- 

 soletcly decussated with impressed hues, reddish- 

 fulvous ; spire but little raised, obtuse : whorb five, 

 flat, margined at the sutun-, the last comprcssly 

 keeled at the pcripherj', convex, rather smooth and 

 shining at the base; aperture oblique, angularly 

 lunar, lip simple, straight, columellar margin shortly 

 reflected ot the upper part. 



Forbes, Voy. llatllcsnakc, Appendix, p. 376. pi. ii. f 5. 



Ilab. Louisiade Archipelago, Australia ; MacgiUivray. 



A shorply keeled dcpressly orbicular slull, smooth and 

 shining beneath, strongly curve-striated above. 



