MolluscaBase name details
Pisidium pseudosphaerium Ehrmann, 1933
1362064 (urn:lsid:marinespecies.org:taxname:1362064)
unaccepted > superseded combination
Species
recent + fossil
(of Pisidium milium f. pseudosphaerium Ehrmann, 1933) Favre, J. (1927). Les mollusques post-glaciaires et actuels du bassin de Genève. Mémoires de la Société de Physique et d'Histoire Naturelle de Genève, 40 (3): 171-434, pl. 14-27. Genève [October].
page(s): 305, 306 [details]
page(s): 305, 306 [details]
MolluscaBase eds. (2025). MolluscaBase. Pisidium pseudosphaerium Ehrmann, 1933. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1362064 on 2025-09-12
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original description
(of Pisidium milium f. pseudosphaerium Ehrmann, 1933) Favre, J. (1927). Les mollusques post-glaciaires et actuels du bassin de Genève. Mémoires de la Société de Physique et d'Histoire Naturelle de Genève, 40 (3): 171-434, pl. 14-27. Genève [October].
page(s): 305, 306 [details]
additional source Favre, J. (1927). Les mollusques post-glaciaires et actuels du bassin de Genève. Mémoires de la Société de Physique et d'Histoire Naturelle de Genève, 40 (3): 171-434, pl. 14-27. Genève [October].
page(s): 298 [details]
page(s): 305, 306 [details]
additional source Favre, J. (1927). Les mollusques post-glaciaires et actuels du bassin de Genève. Mémoires de la Société de Physique et d'Histoire Naturelle de Genève, 40 (3): 171-434, pl. 14-27. Genève [October].
page(s): 298 [details]
From editor or global species database
Authority Favre (1927) has usually been considered the author of this taxon. Welter-Schultes [2012] grants the authorship of this name to Ehrmann [1933], whereas Piechocki [1989] to Schlesch, 1947. According to Welter-Schultes, "The style of the work suggests that Favre regarded the term pseudo-sphaerium not as a name for separate taxa, but to describe a certain Sphaerium-like form of shells". [details]