Mollusques terrestres et d'eau douce. 121 



Gen. APLEXA Fleming. 



Testa ovato-oblong-a, nitidissima, tenuis; spira conica, acuta; ajyer- 

 tura angusta, superne acuta. Animal tentaculis ad basin iuauriculatis, mar- 

 gine pallii simplici, non reflexo. 



1. APLEXA HYPNORÜM (Linné). 



2'esta ovato-oblonga, subfusiforniis, fulva s. rufescens, diaphana; anfr. 

 6, ultinnis ceteris major, non tarnen ventricosus; spira aperturam subtequans. 

 Long. 12 — 15, diam. 4 — 5 mm.; apert. Sy — 9 mm. 



Bulla hypnorum Linné Syst. Nat. X (1785) p. 727; Fauna Su. ed. 2 (1761) p. 522. 



S. N. XII (1767) p. 1185. 

 Planorl/is turritus Müller Veim. Hist. II (1774) p. 169. 

 l'Injsa liyjmorum Diapaniaud Hist. INIoll. (1805) p. 55. t. 3. f. 12, 13. Nilsson Hist. 



Moll. Su. (1822) p. 57. Friele Norske Moll. (1853) p. 42. Moquin-Tandou 



MoU. Fr. II (1855) p. 455. t. 33. f. 11 — 15. Nord, et Nyl. Fini. Moll. (1856) 



p. 48. f. 39. Jeffreys Brit. Conch. I (1862) p. 96. 

 Apkœa hypnonun Mörch Syn. Moll. Dan. (1864) p. 46. Westerlund Sv. Moll. (1865) 



p. 97; Coll. Typ. Moll. Su. (1868) n;o 87. 



ß perrissiaiia Duply: testa angusta; spira dimidiam aperturse vix supe- 

 rans; long. 10, diaiii. 4 ami., apert. 7 mm. longa. — Ph. perrissiana 

 MÔRCH 1. c. p. 46. Ph. acuta y perr. Moq.-Tand. 1. c. p. 453. t. 

 33. f. 5. 



Hab. In Suecia, prov. Skåne: ad Lefre kärr prope Lund et ad 

 Uddarp prope Cln-istianstad (Malm), ad Råby prope Lund (Roth!), ad Ti- 

 voli juxta Cbristianstad (C. A. W.), ad Smedstorp (E. Hemberg!); prov. 

 Blekinge in parte maxime occidentali; ins. Gotland: in fossis juxta viam 

 ad Follingbo et Barlingbo (Lindström); prov. Östergötland: ad Lnuna 

 par. Appunna frequ. (E. v. Goes!!), in fossa ad radicem orientalem raontis 

 Omberg (C. Linroth!), in fossis ad Nyby sat frequens (C. A. W.); prov. 

 Westergötland: ad Göteborg (ex. gr. in fossa ad Gamla Alleen, in Hi- 

 singen, in rivulo ad Hofås et ad Nya Warfvet: Malm), ad Mörkeklef et 

 Hjelmsäter montis Kinnekulle (C. Linroth!); prov. Nerike ad Örebro (Hart- 

 man); ad Stockbolm in Hembergs gärde et ad Landtbruks-Akademiens 

 Experimentalfält (Wikström); prov. Upland ad Upsala (Lilljeborg!, Jo- 

 hanson!), prov. Westmanland ad Westerås (Johanson!); prov. Dalarne 

 ad Sätber (C. G. Andersson!!), ß parr. prov. Skåne in fossa ad Tivoli 

 juxta Cbristianstad (C. A. W^.). In Norvegia passim ad Christiania (Friele), 

 ad Laurgaard in Gudbrandsdalen (O. Nordstedt!!). 



Nova Acta Reg. Soc. Se. Ups. Ser. III. 16 



