THEBA * 227 



1840,) Bulimus {EUsma) aculus, Miiller : Gray, Turtoii's 

 Apr. / Manual, new ed., p. 185, pi. vi, f. 67. 



Q°^, I Bulimufi acutus, Bruguiere : Brown, Illust. Couch. Brit., 

 jgP*- j ed. 2, p. 3f, pi. xiv, f. 18. 



1845. Bulimus acutus, Bruguiere : Brown, Illust. L. & F.-W 

 Conch. Brit., p. 35, pi. iv, f. 31 & 32. 



1847. BuUmulus {Elisina) acuta : Gray, Proc. Zool. Soc. Loud., 

 1847, p. 175. 



1847. Turbo Zappoides, Ch. : \Nardo, Sinon. Specie Chicraj- 



1847. Turbo Panoitius, Ch. : j hini, col. 83. 



1847. Helix miseria, Ch. : Nardo, o. c, col. 93. 



1850. Bulimus (CochliceUus) acutus, Miill. : Albers, Heliceen, 

 p. 178. 



1852,\ Elismia fasciata, Penn. : Leach, Moll. Brit. Sijuop., 



Feb. / ' p. 79. 



1852,) Bulimus acutus, Miiller : Forbes & Hanley, Brit. Moll., 



Mar. J iv, p. 86, pi. cxxviii, f. 5. 



1852, \ CochliceUus acutus, Miill. : Morch, Cat. Conch. Yoldi, 



Aug. J i, p. 24. 



1855. Cochlicella acuta, Miill. : H. & A. Adams, Genera Moll., 



ii, p. 163. 



1856. Helix {Cochlicella) acuta, Miill. : Moqutn-Tandon, Hist. 



Moll. France, ii, p. 280, pi. xx, f. 27-32. 



1857. Bulimus {Elismia) acutus, Miiller : Gray, Turton's 



Manual, new ed., p. 153, pi. vi, f. 67. 



1862. Bulimus acutus, Miiller : Jeffreys, Brit. Conch., i, 



p. 233 ; V, pi. xiv, f . 4. 



1863. Bulimus acutus, Miiller : Reeve, L. <& F.-W. Moll. Brit. 



Is., p. 88, figs. 

 1889. Helix {Xerophila) barhara, Linn. : Westerlund, Fauna 



Paldarct. Region, ii. p. 366. 

 1892. Xerophila {Xeroacuta) acuta : Monterosato, Atti Accad. 



Sei. Palermo, Ser. Ill, vt)l. ii (Classe Sci., 



no. 2), p. 25. 

 1895. Helicella {Cochlicella) barbara, L. : Pilsbry, Manual, 



Ser. II, vol. ix, p. 263, pi. Ixviii, f. 29. 



First recorded as British in 1685, by M. Lister {Hist. 



Conch., i, pi. xix, f. 14), from Alderney. 

 British Distribution in Time : Pleistocene to Recent. 



Genus : 7. THEBA, Risso. 



Etym. :— Doubtful. 



Type ■.—Helix cartusiana, Miiller. (Selected by Pilsbry, 1895.) 



{Helix, vett. auctt.) 



1819. Teba [pars]: Leach, Moll. Brit. Sijnop. (proofs), p. 91. 



