Czekanowskites hayesi
Classification
Phylum : Mollusca Linnaeus 1758
Class : Cephalopoda Cuvier 1797
Subclass : Ammonoidea Haeckel 1866
Order : Ceratitida Hyatt 1884
Suborder : Ceratitina Hyatt 1884
Superfamily : Danubitoidea Spath 1951
Family : Longobarditidae Spath 1951
Subfamily : Czekanoswkitinae Tozer 1994
Genus : Czekanowskites Diener 1915
Species : hayesi (McLearn 1948)
Nomenclatural history
McLearn 1948 : Ceratites hayesi
McLearn 1969 : Czekanowskites hayesi
Bytschkov et al. 1976 : Czekanowskites hayesi
Silberling and Nichols 1982 : Czekanowskites hayesi
Tozer 1994 : Tetsaoceras hayesi
Dagys et al. 1996 : Czekanowskites hayesi
Primary description
McLearn, F.H., 1948 - A Middle Triassic (Anisian) fauna in Halfway, Sikanni Chief and Tetsa Valleys, northeastern British Columbia. 2nd edition, with supplement, New Middle Triassic ammonoids from northeastern British Columbia.
Age : Middle Anisian - Middle Triassic
Locality : Lena river - Yakutia - Siberia
Russia
Size : 26 mm
Reference : G.GUI-T08-0023