264 CLAUSILIID^ 



1850. Helix (Xerophila) pisana, Miill. : Albers, Heliceen, p. 74. 

 1852. Helix pisana, Midler : Forbes & Hanley, Brit. Moll, 



iv, p. 56, pi. cxv, f. 7 & 8. 

 1852. Teha cingenda, Montagu : Leach, Moll. Brit. Synop 



p. 67. 



1856. Helix (Heliomane) pisana, Miill. : Moquin-Tandon, Hist. 



Moll. France, ii, p. 259, pi. xix, f. 9-20. 



1857. Helix {Heliomanes) pisana, Miiller : Gray, Turton's 



Manual, new ed., p. 120, pi. iv, f. 30. 

 1860. Helix (Euparypha) pisana, Miill. : Martens, in Albers, 

 Heliceen, ed. 2, p. 130. 



1862. Helix Pisana, Miiller : Jeffreys, Brit. Conch., i, p. 207 ; 



V, pi. xiii, f. 1. 



1863. Helix Pisana, Miiller : Reeve, L. & F.-W. Moll. Brit. Is., 



p. 68, figs. 

 1902. Euparypha pisana, Lin. [sic] : Westerlund, Rod 



Jugoslav. Akad., cli, p. 100. 

 1911. Helix (Euparypha) pisana, Miiller: Taylor, Monog. 



Moll. Brit. Is. [iii], p. 368, pi. xxx & xxxi. 



[Germain (Moll. France, ii, p. 158) gives as synonyms : — 



Helix pisanella, Servain ; H. Cuttati, Bourg. ; H. 



carpiensis, Letourn. & Bourg. ; H. Bertini, Servain ; 



H. catocyphia, Bourg. ; and H. hyperplatcp, Servain.] 

 First recorded as British in 1777, by T. Pennant, as 



Helix zonaria. (See ref. above.) 

 British Distribution in Time : Recent. 



Family: CLAUSILIID^.i 

 (Sub-fam. : Clausiliin^.) 

 Genus : 1. BALEA, Gray. 



Etym. : — Unknown. Hardly likely to be from the Gr. ^aXids, 

 variegated; or, as suggested by Jeffreys (Brit. Conch., i, 

 p. 272) from Lat. balius pro badius, bay-coloured. 



Type : — Turbo pcrversus, Linn. (Selected by both Herrmannsen 

 and Gray.) 



(Turbo, Helix, Strombiforniis. Bulinnis, Pupa, Clausilia, etc., 

 vctt. auctt.) 



1819. Bahra : Leach, Moll. Brit. Synop. (proofs), p. 115. 

 1824. Balea, Prideaux MS. : Gray, Zool. Journ., i, p. 61. 

 1831. Bakea : Turton, Manual, p. 87. 



1833. Fusulus [pars] : Fitzinger, Beitr. Landesk. Oesterr., iii, 

 p. 105. 



■ For latest classification, See Lindholm, Proc. Malac. Soc. Loni., xvi, 

 1924, pp. 53-80; 1025, pp. 261-60. 



