﻿CYLINDRELLA.— Plate II. 



Species 13. (Mus. Brit.) 



CvLiNDRKLLA OviEDOiANA. Cijl. trsti'i elongato-q/lmdric(t 

 versus apicem gradatim attenuate!, cornea, medio 

 nibrd, striis rectiusciib's tenuitcr liratd ; ultimo 

 anfraclu alto ; apcrturd lateraliter productd, 

 rotnndd, margine integro, rotunda. 



The Oviedo Ctlindrella. Shell elongated-cylindrical, 

 graduaUy attenuated towards the apex, horny, red 

 in the middle, finely ridged with rather straight 

 .striEB ; last whorl elevated ; aperture laterally 

 produced, rounded, margin entire, rounded. 



D'OnBiGNT. Mollusca of the Isl. of Cuba, tab. 12, 

 f 15-17. 



Hah. Cuba. 



Species 14. (Mus. Brit.) 



Cylindrella procera. Cyl. testd ventricosd, piipce- 

 formi, ietiuissime striata; anfractihus 4 ultimis 

 subcequalibiis, altis, latis, deinde alteris gradatim 

 angtistioribvs ; aperturd rotundo-subquadrafd ; colu- 

 mella leviter j)licatd, labia crasso, rotunda. 



The elevated C'S'lindkella. Shell ventricose, pupa- 

 shaped, very finely striated ; four last whorls 

 nearly equal, elevated, broad, thence others 

 gradually narrowing ; aperture roundly-subquad- 

 rate ; columella hghtly plaited, lip thick, round. 



B. Adams. Shells of Jamaica. 



Hah. Jamaica. 



Species 15. (Mus. Brit.) 



Cylindrella amktiiystina. Cyl. testa cylindricd, 

 rectiitscvld larigaid, nibro-purpured ; anfractihus 

 supeme fusco fasciatis ; aperturd magnd, suhro- 

 tunda, labio subcxpanso, prffunde incrassato. 



The amethy'stine Cylindrella. Shell cylindrical, 

 rather straight, smooth, purplish-red ; whorls 

 banded above with brown : aperture large, rather 

 rounded, lip somewhat expanded, deeply thickened. 



Chittt. Pfeiffer's Monograph I. 



Ilah. Jamaica. 



A more .straight-sided shell than others of the same 



group. 



Species 16. (Mus. Brit.) 



Cylindrella Adamsiana. Cyl. testa breviter cylin- 

 dricd, tenui, l(Evi, cornea vanegatd, ad suturam 

 fusco alboque arlicidatd ; aperturd ohliqud, lateraliter 

 suhproductd, lubio rotunda. 



Tfe Adamsian Cylindrella. Shell shortly cylindrical, 

 thin, smooth, variegated with horn-colour, articu- 

 lated with brown and white at the suture ; 

 aperture oblique, a little produced laterally ; lip 

 rounded. 



Pfeiffei!. Monographia Heliceorum, I. 



Hub. Hayti. 



