MolluscaBase name details
Helix eumicron Deshayes, 1863 †
1344348 (urn:lsid:marinespecies.org:taxname:1344348)
uncertain > nomen dubium
Species
fossil only
Deshayes, G. P. (1861-1864). <i>Description des animaux sans vertèbres découverts dans le bassin de Paris pour servir de supplément à la Description des coquilles fossiles des environs de Paris comprenant une revue générale de toutes les espèces actuellement connues.</i> Tome deuxiéme. <i>Mollusques acéphalés monomyaires et Brachiopodes. Mollusques céphalés, Première partie</i>. 1-968, pls 1-62. Paris, Baillière. [1-432, pls 1-26 (1861); 433-640, pls 27-39 (1862); 641-920, pls 40-62 (1863); 921-968 (1864)]. , available online at https://www.biodiversitylibrary.org/page/35623270
page(s): 821, pl. 52, figs 19-22 [details]
page(s): 821, pl. 52, figs 19-22 [details]
Note Côte Saint-Martin at Étampes ("Côte...
From editor or global species database
Type locality Côte Saint-Martin at Étampes ("Côte Saint-Martin, près d'Étampes"), Essonne, France; Calcaire d'Étampes, Rupelian, early Oligocene [details]
Status According to Wenz (1923), the species is based on early whorls alone and cannot be properly identified or allocated.
Status According to Wenz (1923), the species is based on early whorls alone and cannot be properly identified or allocated. [details]
MolluscaBase eds. (2021). MolluscaBase. Helix eumicron Deshayes, 1863 †. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=1344348 on 2025-09-11
Date
action
by
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
Deshayes, G. P. (1861-1864). <i>Description des animaux sans vertèbres découverts dans le bassin de Paris pour servir de supplément à la Description des coquilles fossiles des environs de Paris comprenant une revue générale de toutes les espèces actuellement connues.</i> Tome deuxiéme. <i>Mollusques acéphalés monomyaires et Brachiopodes. Mollusques céphalés, Première partie</i>. 1-968, pls 1-62. Paris, Baillière. [1-432, pls 1-26 (1861); 433-640, pls 27-39 (1862); 641-920, pls 40-62 (1863); 921-968 (1864)]. , available online at https://www.biodiversitylibrary.org/page/35623270
page(s): 821, pl. 52, figs 19-22 [details]
status source Wenz, W. (1923-1930). Fossilium Catalogus I: Animalia. Gastropoda extramarina tertiaria. W. Junk, Berlin. Vol. I: 1-352 pp. (1923), Vol. II: 353-736 pp. (1923), Vol. III: 737-1068 pp. (1923), Vol. IV: 1069-1420 pp. (1923), Vol. V: 1421-1734 pp. (1923), Vol. VI: 1735-1862 pp. (1923), Vol. VII: 1863-2230 pp. (1926), Vol. VIII: 2231-2502 pp. (1928), Vol. IX: 2503-2886 pp. (1929), Vol. X: 2887-3014 pp. (1929), Vol. XI: 3015-3387 pp. (1930)., available online at http://biodiversitylibrary.org/bibliography/61839#/summary
page(s): 1111-1112 [details]
page(s): 821, pl. 52, figs 19-22 [details]
status source Wenz, W. (1923-1930). Fossilium Catalogus I: Animalia. Gastropoda extramarina tertiaria. W. Junk, Berlin. Vol. I: 1-352 pp. (1923), Vol. II: 353-736 pp. (1923), Vol. III: 737-1068 pp. (1923), Vol. IV: 1069-1420 pp. (1923), Vol. V: 1421-1734 pp. (1923), Vol. VI: 1735-1862 pp. (1923), Vol. VII: 1863-2230 pp. (1926), Vol. VIII: 2231-2502 pp. (1928), Vol. IX: 2503-2886 pp. (1929), Vol. X: 2887-3014 pp. (1929), Vol. XI: 3015-3387 pp. (1930)., available online at http://biodiversitylibrary.org/bibliography/61839#/summary
page(s): 1111-1112 [details]
Present Inaccurate Introduced: alien Containing type locality
From editor or global species database
Status According to Wenz (1923), the species is based on early whorls alone and cannot be properly identified or allocated. [details]Type locality Côte Saint-Martin at Étampes ("Côte Saint-Martin, près d'Étampes"), Essonne, France; Calcaire d'Étampes, Rupelian, early Oligocene [details]
