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Grioceras shuangyangense
Taxonomy
Stacheoceras shuangyangense was named by Liang (1982). Its type specimen is NIGP 64189 and is a 3D body fossil. Its type locality is Zhoujiayao, XI"D-4-8, Shuangyang County, which is in a Wordian marine horizon in the Fanjiatun Formation of China.
It was recombined as Prostacheoceras shuangyangense by Bogoslovskaya (1990) and Leonova (2002); it was recombined as Grioceras shuangyangense by Leonova (2018).
It was recombined as Prostacheoceras shuangyangense by Bogoslovskaya (1990) and Leonova (2002); it was recombined as Grioceras shuangyangense by Leonova (2018).
Synonymy list
Year | Name and author |
---|---|
1982 | Stacheoceras shuangyangense Liang p. 653 figs. Pl 2, figs 11,12; text-fig 9 |
1990 | Prostacheoceras shuangyangense Bogoslovskaya p. 72 |
2002 | Prostacheoceras shuangyangense Leonova |
2018 | Grioceras shuangyangense Leonova p. 240 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Grioceras shuangyangense Liang 1982
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Diagnosis
No diagnoses are available