MolluscaBase taxon details
original description
(of Helix (Trichia) dieckmanni Mousson, 1887) Mousson, A. (1887). Coquilles terrestres et fluviatiles recueillies par M. Louis Graeser, dans le bassin de l'Amour, et déterminées par Alb. Mousson. Journal de Conchyliologie, 35: 10-32, pl. 1. Paris., available online at https://www.biodiversitylibrary.org/page/15921274
page(s): 13–14, pl. 1 figs 2, 2a [details]
original description
(of Helix (Trichia) eutheta Westerlund, 1897) Westerlund, C. A. (1897). Beiträge zur Molluskenfauna Russlands. (Nach den Sammlungen des Zoologischen Museums der Kaiserl. Akademie der Wissenschaften zu St.-Petersburg). <em>Ezhegodnik Zoologicheskogo Muzeya Imperatorskoi Akademii Nauk (Annuaire du Musée Zoologique de l'Académie Impériale des Sciences de St.-Pétersbourg).</em> 2 (2): 117-143, St.-Petersburg [September]., available online at https://www.biodiversitylibrary.org/page/8651948
page(s): 121 [details]
basis of record
Sysoev, A. V. & Schileyko, A. A. (2009). Land snails and slugs of Russia and adjacent countries. <em>Sofia/Moskva (Pensoft).</em> 312 pp., 142 plates. [June] [= Pensoft Series Faunistica No 87].
page(s): 181, Fig. 102E [details] Available for editors [request]