230 HELTCIB^ 



1857. Helix {Hygromanes) cartlntsiana, Miiller : Gray, Turton's 

 Manual, new ed., p. 130, f. 35; pi. iii, f. 27. 



1862. Helix Cartusiana, Miiller : Jeffreys, Brit. Condi., i, 



p. 192; V, pi. xi, f. 6. 



1863. Helix Carthusiana, Muller : Eeeve, L. & F.-W. Moll. 



Brit. Is., p. 67, figs. 

 1871. Helix {Fniticicola : e. Carthusiana) carthusiana, Muller: 



KoBELT, Cat. Europ. Binnenconch., p. 11. 

 1887. Helix (Carthusiana) carthusiana, Muller : Tryon, 



Manual, Ser. II, vol. iii, p. 195, pi. xliv, 



f. 12 & 13. 

 1895. Helicella (Theha) carthusiana, Miill. : Pilsbry, Manual, 



Ser. II, vol. ix, p. 266. 

 1902. Hygromanes {Theha) carthusiana, Mtill. : Westerlund, 



Rad Jugoslav. Akad., cli, p. 92. 

 1904. Carthusiana carthusiana, Miill. : Kobelt, in Ross- 



miissler. Icon., N.F. xi, p. 209. 

 1912. Helix [Theha) rufilahris, Jeffreyss [sic'\ : Germain, Arch. 



Mus. Hist. Nat. Lyon, xi, no. 3, p. 60, pi. v, 



f. 267-281 & 283-285. 

 1917. Theha cartusiana (Miiller) : Taylor, Monog. Moll. Brit. 



Is. [iv], p. 96, pi. ix. 



[Germain (Moll. France, ii, p. 121) cites as synonyms : — 

 Helix stagnina, Bourg. ; H. sarricensis, Mart. ; 

 H. ventiensis, Bourg. ; H. innoxia, Bourg. ; H. diurna, 

 Bourg. ; H. episcma, Bourg. ; H. Guerhoi.^i, Bourg. ; 

 and H. avarica, Loc] 



First recorded as British in 1820, by Ferussac (Journ. 

 de Physique, xc, p. 300), as Helix carthusianella, 

 Drap. 



British Distribution in Time : Holocene and Recent. 



2. Theba cantiana (Montagu). 



Etym. : — Lat. Cantium, the county of Kent. 



1801. Helix carthusiana, Mull. : Draparxaud, Tahl. Moll. 



France, p. 86. \Non Miiller.] 

 1803. Helix cantiana : Montagu, Tf.??. 5riV., p. 422 ; Suppt., 

 pi. xxiii, f. 1. 

 [According to Montagu (Test. Brit., p. 422) this species 

 occurred in the Portland Collection under the name 

 of Helix rufescens cantiana.^ 

 1803. Helix pallida : Donovan, Brit. Shells, v, pi. clvii, f. 2. 



[Quoted by Montagu (Tesit. Brit., Suppt., p. 145).] 

 1805. Helix carthusiana. Mull. : Draparnaud, Hist. Moll. 



France, p. 102, pi. vi, f. 33. 

 1807. Helix cantiana, Montagu : Maton & Rackett, Trans. 

 Linn. Soc, viii, p. 197. 



