Foraminifera taxon details
original description
Lee, J. S. (1934). Taxonomic criteria of Fusulinidae with notes on seven new Permian genera. <em>Memoirs of the National Research Institute of Geology (Nanjing).</em> 14[1933]: 1-32. page(s): p. 14 [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]
From editor or global species database
Diagnosis Test discoidal, up to 6 mm in diameter, poles rounded to umbilicate, early stage with angular to rounded periphery, later more angular, up to fourteen whorls in the adult, septa plane; wall of tectum and thicker inner layer, variously interpreted as a diaphanotheca or as an inner tectorium but commonly recrystallized so that structure is obscured, median crescentic tunnel, distinct chomata. L. Permian (Sakmarian) to U. Permian (Changxingian); China; Japan; USSR: Crimea, Trans-Caucasus; Turkey; Greece. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]
From editor or global species database
| |