WoRMS taxon details

Mychostomina Berthelin, 1881

415664  (urn:lsid:marinespecies.org:taxname:415664)

accepted
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Berthelin, G. (1881). Coup d'oeil sur la faune rhizopodique du calcaire grossier inférieur de la Marne. <em>Compte Rendu de l'Association Française pour l'Avancement des Sciences.</em> 9th session [Reims, 1880]: 553-559., available online at http://gallica.bnf.fr/ark:/12148/bpt6k201156z/f650.image
page(s): p. 557 [details]   
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Mychostomina Berthelin, 1881. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=415664 on 2024-04-18
Date
action
by
2009-09-23 14:01:30Z
created
db_admin
2010-06-24 06:48:16Z
changed
2014-04-06 01:21:09Z
changed
2017-09-06 21:15:56Z
changed

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original description Berthelin, G. (1881). Coup d'oeil sur la faune rhizopodique du calcaire grossier inférieur de la Marne. <em>Compte Rendu de l'Association Française pour l'Avancement des Sciences.</em> 9th session [Reims, 1880]: 553-559., available online at http://gallica.bnf.fr/ark:/12148/bpt6k201156z/f650.image
page(s): p. 557 [details]   

taxonomy source Smith, R. K.; Isham, L. B. (1974). Reinstatement of Mychostomina Berthelin, 1881, and emendation of Spirillina Ehrenberg, 1843, Spirillininae, Spirillinidae, and Spirillinacea, all Reuss, 1862. <em>The Journal of Foraminiferal Research.</em> 4(2): 61-68., available online at https://doi.org/10.2113/gsjfr.4.2.61 [details]   

additional source Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details]  Available for editors  PDF available [request] 
From editor or global species database
Diagnosis Test low conical, with convex evolute spiral side, opposite side flat to concave, proloculus followed by tubular enrolled second chamber of several low trochospiral whorls that then crosses the periphery to add one or two whorls on the flattened side as it coils toward the umbilicus, periphery may be carinate; wall calcareous, hyaline, of a single crystal to many crystals of calcite, both surfaces of the test with coarse pseudopores; aperture at the end of the tubular chamber, opening into the umbilicus, and may be bordered by a thickened lip. L. Cretaceous (Barremian) to Holocene; USSR: Caucasus; Atlantic; Pacific. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]