Traits name details
original description
(of Alaea substriata Jeffreys, 1833) Jeffreys, J. G. (1833). A supplement to the synopsis of the testaceous pneumonobranchous Mollusca of Great Britain. <em>Transactions of the Linnean Society of London.</em> 16: 505-523., available online at https://www.biodiversitylibrary.org/page/763344 page(s): 515 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details] 
additional source
Kerney, M. P., Cameron, R. A. D. & Jungbluth, J.-H. (1983). Die Landschnecken Nord- und Mitteleuropas. Ein Bestimmungsbuch für Biologen und Naturfreunde. <em>Verlag Paul Parey.</em> 384 pp., 24 plates. [Summer or later]. Hamburg / Berlin (Paul Parey). page(s): 91 [details] Available for editors 
additional source
Klemm, W. (1974). Die Verbreitung der rezenten Land-Gehäuse-Schnecken in Österreich. Denkschriften der österreichischen Akademie der Wissenschaften, mathematisch-naturwissenschaftliche Klasse, 117: 503 pp., III + 153 maps. Wien. page(s): 113 [details] Available for editors 
additional source
Pokryszko, B.M. (1990). The Vertiginidae of Poland (Gastropoda: Pulmonata: Pupilloidea) – a systematic monograph. Annales Zoologici, 43 (8): 133-257. Warszawa [15 March]. page(s): 174 [details] Available for editors 
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