Foraminifera taxon details
Extonia aspera (Terquem & Berthelin, 1875) †
1148575 (urn:lsid:marinespecies.org:taxname:1148575)
accepted
Species
Ophthalmidium asperum (Terquem & Berthelin, 1875) † · unaccepted
Spiroloculina aspera Terquem & Berthelin, 1875 † · unaccepted (Type species of Extonia)
marine, brackish, fresh, terrestrial
fossil only
(of Spiroloculina aspera Terquem & Berthelin, 1875 †) Terquem, O. & Berthelin, G. (1875). Étude microscopique des marnes du Lias moyen d'Essey-lès-Nancy, zone inférieure de l'assise à <em>Ammonites margaritatus</em>. <em>Mémoires de la Société Géologique de France (2e série).</em> 10(3): 1-126, 10 pls. (pls. 11-20)., available online at https://www.biodiversitylibrary.org/page/46320286 [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Extonia aspera (Terquem & Berthelin, 1875) †. Accessed at: https://marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=1148575 on 2024-04-26
Date
action
by
original description
(of Spiroloculina aspera Terquem & Berthelin, 1875 †) Terquem, O. & Berthelin, G. (1875). Étude microscopique des marnes du Lias moyen d'Essey-lès-Nancy, zone inférieure de l'assise à <em>Ammonites margaritatus</em>. <em>Mémoires de la Société Géologique de France (2e série).</em> 10(3): 1-126, 10 pls. (pls. 11-20)., available online at https://www.biodiversitylibrary.org/page/46320286 [details]
new combination reference Copestake, P.; Johnson, B. (2014). Lower Jurassic Foraminifera from the Llanbedr (Mochras Farm) Borehole, North Wales, UK. <em>Monographs of the Palaeontographical Society.</em> 167(641)[2013]: 1-403., available online at https://doi.org/10.1080/02693445.2013.11963952 [details] Available for editors [request]
new combination reference Copestake, P.; Johnson, B. (2014). Lower Jurassic Foraminifera from the Llanbedr (Mochras Farm) Borehole, North Wales, UK. <em>Monographs of the Palaeontographical Society.</em> 167(641)[2013]: 1-403., available online at https://doi.org/10.1080/02693445.2013.11963952 [details] Available for editors [request]