Foraminifera taxon details
original description
Bykova, E. V. (1952). Фораминиферы девона Русской платформы и Приуралья - Devonian Foraminifera of the Russian Platform and Cis-Ural. <em>Микрофауна CCCR, Microfauna of the USSR, Proceedings of the Oil Research Geological Institute (ВНИГРИ-VNIGRI).</em> 5: 5-64., available online at https://books.google.pt/books?id=VsEfBfw-Bs0C page(s): p. 24 [details] Available for editors [request]
basis of record
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 [request]
From editor or global species database
Diagnosis Test free, uniserial, globular proloculus followed by gradually enlarging wide and low chambers, triradiate and symmetrical in section, strongly overlapping previous chambers at the outer margins, so that the chambers appear equitant in section, sutures incised and oblique; wall calcareous, double layered, with dark micritic inner layer and pseudofibrous clear or yellowish outer layer; aperture a round opening, axial and terminal in position. U. Devonian (Frasnian); USSR; USA: Alaska. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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