160 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 



by Pilsbry under section Otala have been redistributed by Hesse 

 and others among the following genera : Massylcea, MlldfE.,^ Iberellus, 

 Hesse ^ (= Balearica, Kob.^), Eohania, Hesse/ Archelix, Alb., 

 and subgenus Dupotetia, Kob.,^ with a section Deserticola,^ Codring- 

 tonia, Kob./ and Isaurica, Kob.® The other Palsearctic genera were 

 placed under the subfamily Helicinse/ i.e. Euparypha, Hartm., 

 Massylcea, Mlldff., Atlasica, Pallary/° Iberellus, Hesse, Allognaihus, 

 Yi\&.,Iherus, Monti. ,Rossmaessleria, Hesse/^ Eohania, Hesse, Archelix, 

 Alb., Pseudotachea, C. E. Bttgr./' Cepcea, Held., Macularia, Alb., 

 Maurohelix, Hesse ^^ (= Wiegmannia, Hesse,^* = Gaetulia, Kob.),^^ 

 TacheocampylcBa, Pfr., Codringtonia, Kob., Isaurica, Kob., Levantina, 

 Kob., with three subgenera : Levantina s.s., Assyriella, Hesse,^^ 

 and Gyrostomella, Hesse ^'' {= Gyrostoma, Hesse),^^ Tacheopsis, C, 

 R. Bttgr. ^^ Caucasotachea, C. R. Bttgr.,^" with two subgenera : 

 Gaucasotachea s.s. and Lindholmia, Hesse ^^; Helix, L., with the 

 following subgenera : Tyrrhenaria, Hesse, ^^ Hessea, C. R. Bttgr., ^^ 

 Cryptomphalus, M.T., Maltzanella, Hesse*'' {= Maltzania, Hesse 

 non Bttgr. ),*^ Pseudofigulina, Hesse *® {= Pelasga, Hesse),*' with two 

 sections : Pseudofigulina s.s. and Naegelia, Hesse ^®; Helicogena, F., 

 with four sections : Physospira, C. R. Bttgr., ^^ Rhododerma, Hesse,® 

 Pachyphallus, Hesse, ^^ and Pomatia, Leach. Lastly follow £'remwa, 

 Pfr. (= Eremophila, Kob.), and Hemicycla, Swains. 



This completes my survey of the proposed changes and 

 modifications in the classification of Helices since 1895. 



1 Nachr.-Bl. D. Malak. Ges., 1898, p. 120. 



2 lb., 1908, p. 131. 



3 Iconogr. N.F., xi, 1904, pp. 157, 200. 



* Nachr.-Bl. D. Malak. Ges., 1913, p. 13. 



5 Iconogr. N.F., xvi, 1911, p. 95. 



^ Tom. cit., p. 95. 



^ Stud. Zoogeogr., ii, 1898, pp. 208, 306. 



» Iconogr. N.F., ix, 1901, p. 36. 



9 Op. cit., xxiii, 1918, p. 233. 

 10 Journ. de Conchyl., xliii, 1917, p. 135. 

 " Iconogr. N. F., xiv, 1907, p. 8 ; xxiii, 1915, p. 32. 

 12 Nachr.-Bl. D. Malak. Ges., 1909, p. 10 ; ib., 1911, p. 131. 

 " lb., 1917, p. 122. 

 1* lb., 1916, p. 124. 



IS Stud. Zoogeogr., ii, 1898, pp. 208, 357. 

 i« Zool. Jahrb. Syst., xxvii, 1908, p. 319. 

 " Iconoar. N.F.,"xvi, 1911, p. 113. 

 18 Zool. Jahrb. Syst., xxvii, 1908, p. 320. 

 " Nachr.-Bl. D. Malak. Ges., 1909, p. 10 ; ib., 1911, p. 130. 

 2» Op. cit., 1909, p. 10; 1911, p. 130. 



21 Nachr.-Bl. D. Malak. Ges., 1918, p. 38. 



22 Tom. cit., p. 38. 27 ib., 1911, p. 128. 

 2s lb., 1917, p. 122. 28 lb., 1908, p. 140. 

 2* lb., 1917, p. 123. 29 lb., 1908, p. 139. 



25 lb., 1918, p. 38. '0 lb., 1914, p. 103. 



26 lb., 1918, p. 38. =•! Tom. cit., p. 38. 



