Authors Year Title
Bartzsch & Weyer 1988 Die unterkarbonische Ammonoidea-Subfamilia Karagandoceratinae.
Freiberger Forschungs-Hefte, C, 419: p.130-142, fig.1-3; Leipzig.
Chao 1940 Upper Paleozoic cephalopods from central Hunan, China.
Journal of Paleontology, 14 (1): 68-73, pl.9-10; Tulsa, Oklahoma.
Frest, Glenister & Furnish 1981 Pennsylvanian--Permian Cheiloceratacean Ammonoid Families Maximitidae and Pseudohaloritidae.
Journal of Paleontology, 55, Suppl. 3: 1-46, fig.1-19, pl.1-7; Tulsa, Okla.
Miller & Furnish 1957b Permian ammonoids from Southern Arabia.
Journal of Paleontology, 31 (6): 1043-1051, fig.1-6, pl.131-132; Tulsa,Oklahoma.
Xu & Wei 1977 Fossil Atlas of South-Central China, part 2, Cephalopoda. [In Chinese.]
Yichang Institute of Geology and Mineral Resources 1977:   p.537-582, pl.204-218, (Geological Publishing House).
Yabe & Hayasaka 1920 Palaeontology of Southern China.
In: N. Nabeshima, ed., Geographical Research in China. 1911-1916 Reports, 3 volumes. Tokyo Geographical Society. Tokyo. 3: 221 p., 20 pl.
Yabe 1928 Notes on some interesting fossils from South China.
Japanese Journal of Geology and Geography, Transactions, 6: 19-26, pl.6, 1 text-fig.
Zhou 1985 Several problems in the Early Permian ammonoids from South China.
Palaeontologia Cathayana, 2: 179-210, 20 figs., pl.1-5.
Zhou 1987 Early Permian ammonoid-fauna from southeastern Hunan. [In Chinese, with English abstract].
In: Nanjing Institute of Geology and Paleontology,Academia Sinica, ed.,Collection of Postgraduate Theses, 1: 285-348,33 fig., 9 pl. (Jiangsu Sci. and Technol.Publ.House), Nanjing