This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.
Corresponding author (Name, Year)
Ref.: D. R. Choi and T. Fujita. 1970. On some Middle Permian fossils from the Shirahone Limestone, Nagano Prefecture, Japan. Journal of the Faculty of Science, Hokkaido University, Series 4, Geology and Mineralogy 14:365-382
E. J. Leven, 1992 - Fusulinids, in Perm' Darvaz-Zaalayskoy zony Pamira: fusulinidy, ammonoidei, stratigrafiya - Rossiyskaya Akademiya Nauk, Trudy Paleontologicheskogo Instituta (253), 64-109 (serial monograph, Russian)
D. R. Choi, 1970 - On some Middle Permian fossils from the Shirahone Limestone, Nagano Prefecture, Japan - Journal of the Faculty of Science, Hokkaido University, Series 4, Geology and Mineralogy (14), 365-382 (journal article, English)