Traits taxon details
original description
(of ) Albers, J. C. & Martens, E. von. (1860). <i>Die Heliceen nach natürlicher Verwandtschaft systematisch geordnet von Joh. Christ. Albers</i>. Ed. 2. Pp. i-xviii, 1-359. Leipzig: Engelman [original manuscript of Albers edited and published by Martens]., available online at https://www.biodiversitylibrary.org/page/11648540 page(s): 77 [details]
basis of record
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details] 
basis of record
Schileyko, A. A. (1998). Treatise on Recent terrestrial pulmonate molluscs. Part 2. Gastrocoptidae, Hypselostomatidae, Vertiginidae, Truncatellinidae, Pachnodidae, Enidae, Sagdidae. <em>Ruthenica.</em> Supplement 2: 129-261. Moskva [November]. page(s): 241 [details] 
additional source
Baker, H. B. (1940). Some Antillean Sagdidae or Polygyridae. <em>The Nautilus.</em> 54(2): 54-62, pls. 4-5., available online at https://www.biodiversitylibrary.org/page/8519205 page(s): 61 [details]
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