Foraminifera taxon details
original description
Thompson, M. L. (1942). New genera of Pennsylvanian fusulinids. <em>American Journal of Science.</em> 240(6): 403-420., available online at https://doi.org/10.2475/ajs.240.6.403 page(s): p. 407 [details] Available for editors [request]
original description
(of Atetsuella Okimura, 1958 †) Okimura, Y. (1958). Biostratigraphical and paleontological studies on the endothyroid Foraminifera from the Atetsu Limestone Plateau, Okayama Prefecture, Japan. <em>Journal of science of the Hiroshima University. Series C, Geology and mineralogy.</em> 2(3): 235-264., available online at https://doi.org/10.15027/52990 page(s): p. 251 [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 small, globular to slightly umbilicate, periphery broadly rounded, large globular proloculus followed by up to seven involutely coiled whorls, axis of coiling later changing abruptly to planispiral coiling, septa straight, long, unfluted, and perpendicular to the outer wall, slightly curved in the polar regions; wall thin, three layered, a median tectum and inner and outer tectoria; chomata well developed on either side of the narrow tunnel, which has an irregular path in the early whorls. U. Carboniferous (Namurian to Moscovian); Arctic Canada; central and western USA; Spain; Algeria; USSR: Russian Platform, Urals, Donets Basin, central Asia; Viet Nam; China; Japan. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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