Foraminifera taxon details
original description
Wang, K.-L.; Sun, X.-F. (1973). Carboniferous and Permian foraminifera of the Chinling Range and its geologic significance. <em>Acta Geologica Sinica.</em> 2: 137-178 (in Chinese with English abstract). page(s): p. 158 [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 lenticular, periphery broadly rounded, globular proloculus followed by enrolled undivided tubular second chamber of up to seven whorls, planispiral or with axis of first whorl slightly oblique to that of later whorls, second chamber not a complete tube but utilizes the peripheral margin of the previous whorl as the floor of the new whorl, outer wall of the whorls extending back over the umbilicus as lamellar thickening, chamber lumen of successive whorls increasing slowly in height and more rapidly in width, becoming ovate to reniform in section; wall calcareous, gray to black, appearing granular but probably recrystallized in preservation; aperture simple at the end of the tubular chamber. L. Permian; China. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
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