WoRMS taxon details
original description
Brady, H. B. (1884). Report on the Foraminifera dredged by H.M.S. Challenger during the Years 1873-1876. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 9 (part 22): i-xxi, 1-814; pl. 1-115., available online at http://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-22/htm/doc.html [details]
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]
additional source
Vachard, D.; Pille, L.; Gaillot, J. (2010). Palaeozoic Foraminifera: Systematics, palaeoecology and responses to global changes. <i>Revue de Micropaléontologie</i>. 53(4): 209-254., available online at https://www.researchgate.net/publication/251495231 [details] Available for editors [request]
From editor or global species database
Diagnosis Test planispiral to streptospiral in early stage, later may be uncoiled and rectilinear; wall microgranular, calcareous, may have two or three distinct layers and may have some agglutinated particles; aperture single, basal to areal in position. U. Devonian (Fammenian) to L. Permian. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
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