MolluscaBase name details
Valvata micra var. nugax Pilsbry & Ferriss, 1906
1290148 (urn:lsid:marinespecies.org:taxname:1290148)
unaccepted (original combination)
Variety
recent only
Pilsbry, H. A. & Ferriss, J. H. (1906). Mollusca of the Southwestern States. II. <em>Proceedings of the Academy of natural Sciences of Philadelphia.</em> 58: 123-160 [20 June 1906], 161-175, pls 5-9 [24 July 1906]., available online at https://www.biodiversitylibrary.org/page/24706972
page(s): 173, pl. 9, fig. 6 [details]
page(s): 173, pl. 9, fig. 6 [details]
MolluscaBase eds. (2025). MolluscaBase. Valvata micra var. nugax Pilsbry & Ferriss, 1906. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1290148 on 2025-09-12
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original description
Pilsbry, H. A. & Ferriss, J. H. (1906). Mollusca of the Southwestern States. II. <em>Proceedings of the Academy of natural Sciences of Philadelphia.</em> 58: 123-160 [20 June 1906], 161-175, pls 5-9 [24 July 1906]., available online at https://www.biodiversitylibrary.org/page/24706972
page(s): 173, pl. 9, fig. 6 [details]
page(s): 173, pl. 9, fig. 6 [details]