CLAUSILIA 273 



1821. Clausilia plicaiuld, var. a : Hartmann, Neue Al])ma, i, 



p. 216. 

 1821. Clausilia oblusa : C. Pfeiffer, Nalun/. DeiUsch. Moll., 



i, p. 65, pi. iii, f. 33 & 34. [A. Schmidt, Syst. 



Euroj). Clausilioi, 1868, p. 133, from an 



inspection of the type refers Pfeiffer's species 



to nigricans, Pult. 



1840,1 Clausilia {Iphujenia) dubia, Drap. : Gray, Turton's 



Apr. / MatiAinl, new ed., p. 216, pi. xii, f. 143. 



1840,\ Clausilia similis, Grilbertson MSS. B.M. not Fer. : Gray, 



Apr. j 0. c, p. 216. 



Post 1 



Q , [ Clausilia dubia, Drapernaud : Brown, Illusl. Conch. 



jg^Q j Brit., ed. 2, p. 39, pi. xviii, f. 32. 



1845. Clausilia dubia, Drapernaud : Brown, Illust. L. & F.-W. 



Conch. Brit., p. 41, pi. iv, f. 41 & 42. 

 1848. AndrcBa dubia, Hartni. in Sched. : Pfeiffer, Man. 



Helic. viv., ii, pp. 476 & 538. 

 1850. Clausilia abietina : Dupuy, Hist. Nat. Moll. France, 



p. 358, pi. xvii, f. 5. 

 1852. Clausilia nigricans, var. dubia : Forbes & Hanley, 



Brit. Moll, iv, p. 121, pi. cxxix, f. 2. 



1855. Clausilia (Andrcea) dubia, Drap. : H. & A. Adams, 



Genera Moll., ii, p. 181. 



1856. Clausilia {Iphigena) nigricans, a : Moquin-Tandon, 



Hi,st. Moll. France, ii, p. 334, pi. xxix, f. 

 17-20. 



1857. Clausilia (Iphigenia) nigricans, var. 3 : Gray, Turton's 



Manual, new ed., p. 187, pi. xii, f. 143. 

 1862. Clausilia riKjosa, var. 5 dubia : Jeffreys, Brit. Conch., 



1, p. 279 ; V, pi. xvii, f. 2 d, e. 

 1870. Clausilia {Kuzmicia) dubia, Drap. : Brusina, Contrib. 



Malac. Croatie, p. 24. 

 1877. Clausilia {Pyrostoma) dubia, Draparnaud : Clessin, 



Deutsch. Excur. Moll. Fauna, p. 260, f. 144. 

 1881. Clausilia {Pirostoma) dubia, Drap. : Kobelt, Cat. Europ. 



Binnenconch., ed. 2, p. 106. 

 1904. Clausilia (Cusniicia) dubia, Drap. : Kobelt, in Ross- 



miissler, Icon., N.F. xi, p. 234. 



[Germain (Moll. France, ii, p. 200) gives as synonyms : — 

 CI. galUca, Bourg. ; CI. Fagoli, Bourg. ; CI. Dupuyi, 

 Bourg. ; CI. Farinesi, Fagot ; CI. queyrasiana, 

 Coutagne ; CI. nansoutyana, Cout. ; and CI. cnnychia, 

 Bourg.] 



First recorded as British in 1830, by J. Alder (Trans. 

 Nat. Hist. Soc. Northnnbcrl., \, p. 32), as var of 

 CI. rugosa, Drap. 



British Distribution in Time : Pleistocene to Recent. 



N -M. l\IOLL T 



