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.: W. Waagen. 1884. Productus Limestone Fossils, Part IV, fas. 3. Salt Range Fossils, Palaeontologia Indica, Series 13 1(4):547-610
L. Li, 1986 - The brachiopods and the boundary of Late Carboniferous-Early Permian in Longlin region, Guangxi - Bulletin of the Yichang Institute of Geology and Mineral Resources (11), 199-258 (journal article, Chinese)
W. Waagen, 1884 - Productus Limestone Fossils, Part IV, fas. 3 - Salt Range Fossils, Palaeontologia Indica, Series 13 (1), 547-610 (serial monograph, English)