ANCYLUS 93 



1817. I'uldla ohloiu/a, Lightft. : Dillwyn, Cat. Shells, ii, 



p! 1042. 

 1817. Ancyclus [sic] lacustris : Jurixe, Ilelvet, Alman., 1817, 



p. 34. 



1821. Ancylus lacustris, Miill. : C. Pfeiffer, Naturcj. Deutsch. 



Moll, i, p. 109, pi. iv, f. 46. 



1822. Ancylus Hennanni, N. : Ferussac, Diet. Class. Hist. 



Nat., i, p. 346. [Nom nud., renamed A. 

 Moquinianus by Bourguignat in 1853.] 



1823. Patella ohlonga : [Brown], Ency. Brit., ed. 6, vi, p. 466. 

 ?1826. Ancylus lacustris, Drap. : Risso, Hist. Nat. Europ. 



merid., iv, p. 94. 

 1827. Ancylus lacustris. Lam. : Brown, Illust. Conch. Brit., 

 ed. 1, pi. xxxvi, f. 3, 5 & 7. 



1830. Ancylus lacustris, Miill. : Jeffreys, Trans. Linn. Sac, 



xvi, p. 391. 



1831. Ancylus lacustris, Drap. : Turton, Manual, p. 141, f. 126. 

 1837. Ancylus [Acroloxus) lacustris (L.) : Beck, Index Moll., 



p. 124. 

 1840,) Vellciia lacustris, Miiller : Gray, Turton's Manual, new 

 Apr. / ed., p. 250, pi. x, f. 126. 



Q , [ Ancylus lacustris, Miiller : Brown, Illust. Conch. Brit., 

 jglQ I ed. 2, p. 60, pi. xii, f. 3, 5 & 7. 



1845. Ancylus lacustris, Miiller : Brown, Illust. L. & F.-W. 

 Conch. Brit., p. 95, pi. x, f. 4-6. 



1852. Ancylus ohlongus, Lightfoot : Forbes & Hanley, Brit. 



Moll, iv, p. 188, pi. cxxii, f. 5. 



1853. Acylus Moquinianus, Bourg. : Bourguignat, Journ. de 



Conchyl, iv, p. 197, pi. vi, f. 9. [Nom. nov. 

 for A. Hermanni, Fer.] 



1855. Acroloxus lacustris, Linn. : H. & A. Adams, Genera Moll, 



ii, p. 267, pi. Ixxxiv, f. 6, 6a. 



1856. Ancylus (Velletia) lacustris, Linn. : Moquin-Tandon, 



Hist. Moll. France, ii, p. 488, pi. xxxvi, 

 f. 50-55. 



1857. Velletia lacustris, Miiller : Gray, Turton's Manual, new 



cd., p. 221, pi. X, f. 126. 



1862. Ancylus lacustris, Linne : Jeffreys, Brit. Conch., i, 



p. 122 ; V, pi. viii, f. 2. 



1863. Ancylus lacustris, Linnscus : Reeve, L. cD F.-W. Moll 



Brit. Is., p. 172, figs. 

 1880. Velletia lingulata, Sandb. : Sandberger, Palaeonto- 

 f/raphica, xxvii (N.F. vii), p. 101, pi. xii, 

 ■f. 9-96. 



First recorded as British in 1786, by J. Lightfoot as 



Patella ol>lonqa. {See ref. above.) 

 British Distribution in Time : Cronierian to Recent. 

 [The Record from the Pliocene is an error.] 



