MolluscaBase taxon details
original description
(of Clausilia pfeifferi L. Pfeiffer, 1848) Pfeiffer, L. (1847-1848). <i>Monographia Heliceorum viventium. Sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum</i>. Volumen primum. (1): 1–160 [1847, < 8 September]; (2): 161–320 [1847, > 27 September]; (3): i–xxxii, 321–484 [1848, < 23 June]. Lipsiae: F. A. Brockhaus., available online at https://www.biodiversitylibrary.org/page/52331607 page(s): 422 [details]
original description
(of Helix (Clausilia) interrupta C. Pfeiffer, 1828) Pfeiffer, C. (1821-1828). <i>Naturgeschichte deutscher Land- und Süsswasser-Mollusken</i>. Weimar. Abt. 1: i-x, 1-134, pls 1-8 [1821]; Abt. 2: i-viii, 1-40, pls 1-8 [1825]; Abt. 3: i-vi, 1-84, pls 1-8 [1828]. , available online at https://www.biodiversitylibrary.org/page/52682383 page(s): 39, Taf. VII. Fig. 22. 23. [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] 
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