An exceptionally large specimen of Permian ammonoid genus Shengoceras is reproted from Guangxi, South China. The giant size and the matured stage of the suture extend the definition of this genus and its subfamily in ...An exceptionally large specimen of Permian ammonoid genus Shengoceras is reproted from Guangxi, South China. The giant size and the matured stage of the suture extend the definition of this genus and its subfamily in taxonomy of Permian cyclolobids.展开更多
文摘An exceptionally large specimen of Permian ammonoid genus Shengoceras is reproted from Guangxi, South China. The giant size and the matured stage of the suture extend the definition of this genus and its subfamily in taxonomy of Permian cyclolobids.
