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IRMNG source details
Acta Palaeontol Sin 39 (3), July
8250
Publication
Date action by
Chazhuangoceras Cheng, 2000 † (original description)
Paracassinoceras Zhu & Li, 2000 † (original description) Qinhuangdaoceras Cheng, 2000 † (original description) Theoceras Cheng, 2000 † (original description) |
