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Traits taxon detailsHelcionopsis depressum (Ulrich & Scofield, 1897) †
1737999 (urn:lsid:marinespecies.org:taxname:1737999)
accepted
Species
marine,
fossil only
(of ) Ulrich, E. O.; Scofield, W. H. (1897). The Lower Silurian Gastropoda of Minnesota. <em>The Geology of Minnesota.</em> 3(2): 813-1081, pls. 61-82., available online at https://www.biodiversitylibrary.org/page/14923788
page(s): 1069, pl. 61, fig. 55, 56 [details]
MolluscaBase eds. (2025). MolluscaBase. Helcionopsis depressum (Ulrich & Scofield, 1897) †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1737999 on 2025-05-21
Marine Species Traits editorial board (2025). Marine Species Traits. Helcionopsis depressum (Ulrich & Scofield, 1897) †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1737999 on 2025-05-21
Date action by
original description
(of ) Ulrich, E. O.; Scofield, W. H. (1897). The Lower Silurian Gastropoda of Minnesota. <em>The Geology of Minnesota.</em> 3(2): 813-1081, pls. 61-82., available online at https://www.biodiversitylibrary.org/page/14923788
page(s): 1069, pl. 61, fig. 55, 56 [details] |
