VERTIGO 121 



1855,1 Vertigo {Akea) pygmcea, Drap. : H. & A. Adams, Genera 

 Apr. / Moll, ii, p. 172. 



1856. Vertigo {Isthmia) pygtncBa, Drap. : Moquin-Tandon, 



Hist. Moll. France, ii, p. 405, pi. xxviii, 

 f. 37-42. 



1857. Vertigo (Isthmia) pygmwa, Drap. : Gray, Turton's 



Manual, new ed., p. 170, pi. vii, f. 83. 



1862. Vertigo pygmma, Draparnaud : Jeffreys, Brit. Conch., 



I, p. 257 ; V, pi. XV, f. 7. 



1863. Vertigo pygmcea, Draparnaud : Reeve, L. & F.-W. Moll. 



Brit. Is., p. 118, figs. 



1864. Vertigo (Dexiogyra) pygmcea, Drap. : Stabile, Atti Soc. 



Ital. Sci. Nat., vii, p. 105. 

 1870. Vertigo (Dexiogira) pygmcea, Drap. : Betta, Atti Accad. 



Agric. Verona, xlvii, mem., p. 83. 

 1887. Pupa {Ala>a) pygmo'a, Drp. : Westerlund, Fauna 



PaUiarct. Region, iii, p. 137. 

 1903. Vertigo heldi, Clessin : Tomlin, Journ. of Conch., x, 



p. 307. [Non Clessin.] 



First recorded as British in 1803, by G. Montagu, as 



Turbo sexdentatus young. (See ref. above.) 

 British Distribution in Time : Pleistocene to Recent. 



5. fVertigo (s.s.) parcedentata (Al. Biaun). 



Etym. : — Lat. parce + dentatus, sparingly toothed. 



1843. Pupa s. Vertigo parcedentata, mihi : Al. Braun, Amtl. 

 Ber. 20. Versarnml. Gesell. Deutsch. Naturf., 

 1842 (1843), p. 143. [N. nud.] 



1847. Pupa parcedentata, mihi : Al. Braun, Neucs Jahrh., 

 1847, p. 51. 



1856. Pupa (Vertigo) Genesii, Gredler, n. sp. : Gredler, 

 Verhandl. zool.-hot. Ver. Wien, vi, Ahhandl., 

 p. 122, f. 3. [By some this is considered to 

 be a variety of parcedentata, but this seems 

 open to doubt, so all further references to 

 genesii are omitted.] 



1875. Pupa (Pupilla) parcedentata, A. Braun : Sandberger, 

 Land.- & Siissw.-Conch. Vorwelt, p. 876, 

 pi. xxxvi, f. 25. 



1889. Vertigo (Alcea) parcedentata (Al. Braun) : Boettger, 

 Jahrh. Nassau. Ver. Naturk., Jahrg., xlii, 

 p. 308. 



1891,1 Vertigo pygma:a, var. concinna [n. var.] : Scott, Proc. 



early./ Roy. Phys. Soc. Edinb., x, p. 335 footnote. 



1891, \ Vertigo concinna : Scott, Scott. Natural, N.S. v, p. 53, 



Apr. J pi. i. 



T 1 ' - Vertigo levenensis : Scott, ^ c, p. 141. 



