CYLINDHELLA §. 3. 375 



Pupa ohtorta Menke in litt. olim. 



— elegans Gould in Bost. Journ. IV. p. 490. 



— (Siplionostoma) litims Gould in Bost. Journ. IV. \. 1842. 

 Balea truncatida Villa disp. syst. p. 25. 



/?. Minor, ventrosior, anfractu ultimo interdum vix protracto: long. 12 



— 13, diani. 4 — 4^2 mill. 

 y. Testa pallide cornea. 



llabitiit in insula Cuba! Frequentissima circa Matanzas, El Fun- 

 dador elc. 



Obs. Spira juniorum turrito-subulala. Rarissima sunl specimina aduita 

 non Iruucata, anfraotuum 20 — 2^1. — Columella in testa fracta acute biplicala. 



IS. C. alabastrina Pfr. 



T. truncata, exacte cylindrica, oblique et confertim eleganter 

 costulato-striata, alabastrina, apice vix attenuato nigricans; anfr. 

 15 planati, ultimus porrectus, basi acute carinatus; apertura sub- 

 circularis, basi canaliculata ; perist. undique expansuni, subre- 

 flexum. — Long. 15, diam. 3'% miU. Ap. '2^4 mill. longa. (Mus. 

 Brit.) 



CylindreUa alabastrina Pfr. in Phil. Icon. IL 10. p. 52. 

 Ilabitat in insula Jamaica. 



19. C. subula (Helix) Ferussac. 



T. truncata, gracilis, subcylindrica , sursum attenuala, obli- 

 que confertissime costulato-striata; pallide cornea; anfr. 17 an- 

 gusti, convexiusculi, ultimus breviter et oblique protraclus, basi 

 acute carinatus, latere dextro angulaius; apertura obliqua, sub- 

 quadrangularis ; perist. uudique expansum , reflexiusculum. — 

 Long. 14, diam. 2^3 mill. Ap. diam. 2 mill. (Coll. Nr. 13.) 



Helix Slibula (Cochlodina) Fer. pr. 508. Hist. t. 163. f. 8 



Clausilia subida Lam. ed. Desh. 41. p. 216. *) 



Brachypodella subida Beck ind. p. 89. N. 3. 



Cylindrella subidu Pfr. in Wiegm. Arch. 18 40. I. p. 41 

 — — Phil. Icon. IL 10. p. 50. t. 2. f. 13. 



Habitat in insula Jamaica. (Gosse in Mus. Cuming.) 



20. C. collaris (HelLs) Ferussac. 



T. fusiformi-subulala, oblique striata, rufescens vel cornea: 

 anlr. 12 — ioconvexi, ultimus basi compresso-carinatus, latere 

 subangulatus, magis minusve protractus; apertura subquadrangu- 



*) T. elongato-turrita , apioe acuia, cylindracea , angusta, teiiui , fragili , te- 

 nuissime slriata (diaphana, pallide fusca); anfractibus convexiuscuiis, uitimo 

 ba.';! anguiato detecto producto; apertura obliqua , alba, subcircuiari; labiis re- 

 flexis. — Long. IS anll Apert subquadrangularis. (Desh. I. c. ) 



