MolluscaBase name details
Cyrena (Cyclas) extenta Ludwig, 1860 †
1577443 (urn:lsid:marinespecies.org:taxname:1577443)
uncertain > taxon inquirendum
Species
Cyrena (Cyclas) Lamarck, 1798 accepted as Sphaerium Scopoli, 1777
fossil only
Ludwig, R. (1859-1860). Die Najaden der Rheinisch-Westphälischen Steinkohlen-Formation. <em>Palaeontographica.</em> 8(1-2): 31-32, 33-38., available online at https://www.biodiversitylibrary.org/page/11942992
page(s): 37, pl. 5, figs 12, 13 [details]
page(s): 37, pl. 5, figs 12, 13 [details]
Type locality contained in Germany
type locality contained in Germany [details]
Status Not discussed in the literature, only mentioned in a species list by Hind (1894-1896) citing Ludwig's names.
Status Not discussed in the literature, only mentioned in a species list by Hind (1894-1896) citing Ludwig's names. [details]
MolluscaBase eds. (2024). MolluscaBase. Cyrena (Cyclas) extenta Ludwig, 1860 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1577443 on 2024-07-06
Date
action
by
The webpage text is licensed under a Creative Commons Attribution 4.0 License
original description
Ludwig, R. (1859-1860). Die Najaden der Rheinisch-Westphälischen Steinkohlen-Formation. <em>Palaeontographica.</em> 8(1-2): 31-32, 33-38., available online at https://www.biodiversitylibrary.org/page/11942992
page(s): 37, pl. 5, figs 12, 13 [details]
additional source Hind, W. (1894-1896). A monograph on <em>Carbonicola</em>, <em>Anthracomya</em>, and <em>Naiadites</em>. Palaeontographical Society, London, 182 pp. + 21 pls. [pp. 1-80, pls. 1-11 (Nov. 1894); pp. 81-170, pls. 12-20 (Oct. 1895); pp. 171-182, pl. 21 (Oct. 1896)]., available online at https://www.biodiversitylibrary.org/page/12240381
page(s): 23 [details]
page(s): 37, pl. 5, figs 12, 13 [details]
additional source Hind, W. (1894-1896). A monograph on <em>Carbonicola</em>, <em>Anthracomya</em>, and <em>Naiadites</em>. Palaeontographical Society, London, 182 pp. + 21 pls. [pp. 1-80, pls. 1-11 (Nov. 1894); pp. 81-170, pls. 12-20 (Oct. 1895); pp. 171-182, pl. 21 (Oct. 1896)]., available online at https://www.biodiversitylibrary.org/page/12240381
page(s): 23 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Status Not discussed in the literature, only mentioned in a species list by Hind (1894-1896) citing Ludwig's names. [details]
