Authors Year Title
Ehiro 2008 Two genera of Popanoceratidae (Permian Ammonoidea) from the South Kitakami, Northeast Japan,with a note on the age of the Takakurayama Formation in the Abukuma Massif.
Bulletin Tohoku Univ. Museum 8:1-8
Glenister & Furnish 1961 The Permian ammonoids of Australia.
Journal of Paleontology, 35 (4): 673-736, fig.1-17, pl.78-86; Tulsa,Oklahoma.
Hayasaka 1965 Some cephalopods in the Permian faunule of Takakura-Yama, Fukushima Prefecture, Japan (with a note on the geology of the District by Ichiro Yanagisiwa and Mamoru Nemoto).
Transactions amd Proceedings of the Palaeontological Society of Japan, new series, 57: 8-27, pl.2, 3.
Ishibashi, Fujikawa & Nakornsri 1996 Permian Ammonoids from the Loei area, Northeast Thailand.
Memoirs of the Faculty of Science, Kyushu University, Series D, 29 (2): 175-196, 9 fig., 5 tab., pl.11-13, Fukuoka.
Nassichuk 1970 Permian ammonoids from Devon and Melville Islands, Canadian Arctic Archipelago.
Journal of Paleontology, 44 (1): 77-97, fig.1-13, tab.1-3, pl.19-22; Tulsa,Oklahoma.
Pavlov 1967 Permskie ammonoidei yugo-vostochnogo Pamira.
Zapiski Leningradskogo ordena Lenina i Trudy Kras. Znam. gorn. Inst. im. G.V.Plekhanova, 53 (2): 69-78, fig.1-7, pl.1-7; Leningrad.
Sheng & Liu 1983 Early Permian ammonites fauna from Jiajia area, Xizang (Tibet).
The geology of the Qinghai-Xizang (Tibet) Plateau: 237-252, fig.1-11, pl.20; Beijing.
Tumanskaia & Borneman 1937 O permskikh ammoneyakh Darvaza.
Byulleten' Moskovskaya obshchestva ispytatelei prirody, otdelenie geologii, 15 (2): 104-118, fig.1-5, pl.1; Moskva.
Tumanskaia 1963 Permskie ammonei tsentral'nogo Pamira i ikh stratigraficheskoe znachenie.
Otd. geol.-geogr. nauk Akad. Nauk SSSR: 1-119, fig.1-48, pl.A,B,1-23; Moskva.
Voinova 1934 Nekotorye ammonei iz Baigendzhinskogo gorizonta Artinskogo yarusa Yuzhnogo Urala. [Some ammonites from the Baigendja horizon of the Artinskian, South Ural.]
Trudy Vsesoyuzn.geologo-razvedochnogo ob"ed., vypusk 352: 1-60, text-fig.1-22, pl.1-5, 4 tab., Leningrad, Moskva, Novosibirsk.
Zheng & Chen 1979 [Upper Paleozoic Fossils.] In: Fossil Atlas of Northwest China, Qinghai. [In Chinese.]
Fossil Atlas of Northwest China, Qinghai, volume 2: 10-18, pl.1-2.
Zhou 1988 Lower Permian Artinskian ammonoid fauna and related biostratigraphy in South China.
Acta Paleontologica Sinica, 27 (3): 381, pl.1-2; Beijing.
Zhou 1989 Age of the Longyin Formation in Southwest Guizhou province.
Science in China (ser.B) 32: 1361-1370, 1 fig., 2 tabl., 1 pl.