VALVATA 29 



1864. Valvata {Chiciiiiia) fisciimlis, Miill. : Morch, Sytiop. 



Moll. Daniw, p. 59. 

 187U. Valvata (VahatincUa) piscinalis, Mull.: Betta, Atti 



Accad. Afjric. Verona, xlvii, mem., p. 127. 

 1877. Valvata {Cominna) piscinalis, Miiller : Clessin, Deutsch. 



Excur. Moll. Fauna, p. 302, f. 162. 

 1877. Valvata {Coihciima) alpestris, Blauncr : Clessin, o. c, 



p. 303, f. 163. 

 1884. Valvata {Ciiicinna) alpestris, Blaunor : Clessin, o.c, 



ed. 2, p. 456, f. 313. 



[Germain {Moll. France, ii, p. 320) cites as synonyms : — 

 Valvata (jallica, Locarcl; and V. meretricis, Bourg.] 



First recorded as British about 1702-11, by J. Petiver 

 {GazophiL, pi. xviii, f. 2). 



British Distribution in Time : Pleistocene to Recent. 



[The records from earlier strata are incorrect.] 



2. t Valvata antiqua, Morris. 

 Etym. : — Lat. antiquus, ancient. 



1838. Valvata antiqua : Morris, Mag. Nat. Hist., N.S. ii, 

 p. 544, f. 26 (p. 547). 



[Although cited by some authors this species does not 



occur on the Continent.] 

 First recorded as British in 1838, as above. 

 British Distribution in Time : Pleistocene. 



3. fValvata andreana, Menzel. 



Etym. : — Named in honour of the German naturalist, A. 

 Andreae. 



1904. Valvata {Cincinna) andreana, n. sp. : Menzel, Nachrbl. 

 Deutsch. Malak. Gesell, 1904, p. 77. 



First recorded as British in 1917, by A. S. Kennard & 

 B. B. Woodward (Proc. Geol. Assoc, xxviii, table 

 facing p. 190) as V. andreceana. 



British Distribution in Time : Cromerian and Pleistocene. 



4. Valvata macrostoma (Steenbuch MS.), Morch. 



Etym. : — Gr. yuuK/jos, orig. long, second, extended in any 

 direction, hence largo + (rTo'/x,a, a mouth. 



1789. Valvata pulchella, u. sp. : Studer, in Coxe's Trav. in 

 Switzerld., iii, p. 391. [Norn, nud.^ 



1820. Valvata pulchella, Drap. [stc] : Studer, Naturw. Anz. 

 Allg. Schivciz. Gesell., iii, p. 91. (Reprint, 

 " Syst. Vcrzeichn.," p. 23.) [Non Drapar- 

 naud. Nom. nvd.] 



