MolluscaBase name details
Megalomastoma eurybasis Cossmann, 1888 †
1344923 (urn:lsid:marinespecies.org:taxname:1344923)
unaccepted > superseded combination
Species
fossil only
Cossmann, M. (1888). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. <em>Annales de la Société Royale Malacologique de Belgique.</em> 23: 3-328; pls 1-12. [published 1889; also published as preprint in 1888; see Breure & Backhuys, 2012: 140]., available online at https://www.biodiversitylibrary.org/page/5609412
page(s): 203, pl. 8, figs 13-14 [details]
page(s): 203, pl. 8, figs 13-14 [details]
Note Grauves, Marne, France; Cuisian, late Ypresian,...
Type locality Grauves, Marne, France; Cuisian, late Ypresian, early Eocene [details]
MolluscaBase eds. (2021). MolluscaBase. Megalomastoma eurybasis Cossmann, 1888 †. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1344923 on 2025-09-11
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original description
Cossmann, M. (1888). Catalogue illustré des coquilles fossiles de l'Éocène des environs de Paris. <em>Annales de la Société Royale Malacologique de Belgique.</em> 23: 3-328; pls 1-12. [published 1889; also published as preprint in 1888; see Breure & Backhuys, 2012: 140]., available online at https://www.biodiversitylibrary.org/page/5609412
page(s): 203, pl. 8, figs 13-14 [details]
page(s): 203, pl. 8, figs 13-14 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Type locality Grauves, Marne, France; Cuisian, late Ypresian, early Eocene [details]
