MolluscaBase taxon details
original description
(of Clausilia unicristata O. Boettger, 1877) Boettger, O. (1877). Diagnosen neuer Clausilienformen. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 9(6): 65-76. Frankfurt am Main [August]., available online at https://www.biodiversitylibrary.org/page/30977614
page(s): 75 [details]
additional source
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): 94, Fig. 44A [details] Available for editors [request]