Foraminifera taxon details

Bojarkaella Basov, 1968 †

722043  (urn:lsid:marinespecies.org:taxname:722043)

accepted
Genus
Bojarkaella firma Basov, 1968 † (type by original designation)

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marine, brackish, fresh, terrestrial
fossil only
feminine
Basov, V. A. (1968). О составе фораминифер в волжских и берриасских отложениях Севера Сибири и Арктических островов. In: Мезозойские морские фауны Севера и Дальнего Востока СССР и их стратиграфическое значение - About the composition of foraminifera in the Volga and Berriasian sediments of the North of Siberia and the Arctic islands. In: Mesozoic marine fauna of the North and Far East of the USSR and their stratigraphic significance. <em>Тр. ИГиГ СО АН СССР - Proceedings of the Institute of Geology and Geophysics, Siberian Filiale of the Academy of sciences USSR.</em> 48: 108-141.
page(s): p. 114 [details] Available for editors  PDF available [request]
Diagnosis Test robust, base with collarlike structure with a smooth or serrate lower margin bordering a wide opening, and a narrower...  
Diagnosis Test robust, base with collarlike structure with a smooth or serrate lower margin bordering a wide opening, and a narrower opening at the opposite pole leading into the first and largest complete chamber, then with one or two additional globular uniserial and rectilinear chambers that decrease in size as added, final chamber small and only slightly larger in diameter than the basal collar but with reduced apertural opening; wall calcareous, radial in structure, perforate, thickest in the vicinity of the aperture, primary lamination present but no secondary lamination over the previous parts of the test, surface smooth to finely striate longitudinally; aperture terminal, rounded, flush with the surface of the small terminal chamberlet. M. Jurassic (Dogger) to L. Cretaceous (Berriasian); USSR: N. Siberia; Germany; Poland. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Bojarkaella Basov, 1968 †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=722043 on 2025-05-29
Date
action
by
2013-03-08 13:53:47Z
created
2017-12-18 14:39:52Z
changed
2018-05-12 08:21:23Z
changed

original description Basov, V. A. (1968). О составе фораминифер в волжских и берриасских отложениях Севера Сибири и Арктических островов. In: Мезозойские морские фауны Севера и Дальнего Востока СССР и их стратиграфическое значение - About the composition of foraminifera in the Volga and Berriasian sediments of the North of Siberia and the Arctic islands. In: Mesozoic marine fauna of the North and Far East of the USSR and their stratigraphic significance. <em>Тр. ИГиГ СО АН СССР - Proceedings of the Institute of Geology and Geophysics, Siberian Filiale of the Academy of sciences USSR.</em> 48: 108-141.
page(s): p. 114 [details] Available for editors  PDF available [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  PDF available [request]
From editor or global species database
Diagnosis Test robust, base with collarlike structure with a smooth or serrate lower margin bordering a wide opening, and a narrower opening at the opposite pole leading into the first and largest complete chamber, then with one or two additional globular uniserial and rectilinear chambers that decrease in size as added, final chamber small and only slightly larger in diameter than the basal collar but with reduced apertural opening; wall calcareous, radial in structure, perforate, thickest in the vicinity of the aperture, primary lamination present but no secondary lamination over the previous parts of the test, surface smooth to finely striate longitudinally; aperture terminal, rounded, flush with the surface of the small terminal chamberlet. M. Jurassic (Dogger) to L. Cretaceous (Berriasian); USSR: N. Siberia; Germany; Poland. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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