TI E L I C I N A. 



Species 107. (Fig. a, h, Mus. Biii.) 



Helicina .\l.\t.\. IM. testa mbglohosd, Una's ciliatis, 

 distanter striatA, straminea, apire rnhescent! ; spirA 

 subconicd, aperturd paulo disjuiicld, sn/init'itu/i). 

 columeUd rectiilsculd, callo veritrali sii/itni/oiui. 

 labia externa reflexo, apud coliimellam siiiiaifiiu 

 emarginalo ; opervuto utriiique in ciincani aaddin 

 producto. 



The winged IIelioin.\. Sliell subglobose, distantly 

 striated with ciliated line.s, straw-coloured, 

 reddish at the apex ; spire rather conical, aper- 

 ture a little disjoined, rather rovind, colunii'lla 

 rather straight, ventral callus subtrigonal, outer 

 lip reflected, sinuousl\- emarginated close to tln' 

 coluineUa; opercuhun produced at each end into 

 a sharp wedge. 



Menke. Synopsis. .' Thesaurus Couchylioruni, 



Helicina, fig. G5, (A\. 



Hah. Cordova, Vera Cruz. 



Helicina pannucea. Hel. lestd ijlohosA, pallidissim!' 

 fulvd, Icevigatd, epidermide ruyoso, cnherriiiic 

 ciliato induto, apire brevi, compressA ; a/iertiira 

 intus subiiureA, labia externa utrinijue emarginato, 

 vix rejlexo, callo ventrali mbrotundato ; operculo 

 utrinque in cuneam jiroducto. 



The ragged Helicina. Shell globosse, very pale fawn, 

 smooth, covered with a rough, very closely ciliated 

 epidermis, apex short, rather compressed ; aper- 

 ture slightly golden within, outer lip emarginated 

 at both ends, scarcely reflected, ventral callus 



slightly rounded ; operculum producer 



wedge at each end. 

 MouELET. ? Sowerby's Thesaurus, Heli 



68, 6!l. 

 I[ub. Vera Cruz. 



More globose tl: 

 the epidernus. Th 

 ciUated 



n the preceding, .smooth with 

 latter is thick, brown, and c'los 



Species 109. (Mu.s. Brit.) 



llKi.iriNA iNlciKiLKTTi. //(/. t,-:<t,i m,(>/w}, ^id>an!/iilnt>j , 

 rnbescenti, lineis impressis, ciliatis creMiriiae 

 sjiiraliter striata ; spird depresso-conica ; callu 

 Ci'ii.trali splraliter turtuo ; aperturd magna ; oper- 

 culo vtriiu/ue producto, cuneato. 



XiciioLETTi's Helicina. Shell large, rather anLiiil;ii-, 

 reddish, closely spirally striated with imjires.si'd 

 hairy lines ; spire depressed, conical ; ventral callus 

 spirally tortuous ; aperture large ; operculum pro- 

 duced, cuneate at each end. 



Shuttlewouth. • .' Thesjuirus Coni'liylioruiu, Heli- 

 cina, fig. 07. 



Hab. Vera Cruz. 



The largest and most characteristic of th' 

 species from the same locality possessing the pec 

 mentioned at Species 107, 



Species 1] 



(Fig- 



Mus. Brit.) 



niAi'i'ENSis. Hel. testa glohoso-coiilc 



flaridii, U'lnwinquam cershn iipirc}/! 



ni !:uhtrigond, lahio exlcrno ,dbo. 



coliiiiie/td snbtrigond, pared ; apice elerata. 



The Chiaita Hki.ioina. Shell globose-conical, .■ 



yellowish, sometimes rosy towards the 



Helicin. 

 gal 



ape 



