The supposed giant spider Mongolarachne chaoyangensis, from the Cretaceous Yixian Formation of China, is a crayfish
Journal article published in 2019 by
Paul A. Selden,
Alison N. Olcott,
Matt R. Downen,
Dong Ren,
Chungkun Shih,
Xiaodong Cheng
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Abstract
A supposed giant spider, Mongolarachne chaoyangensis Cheng, Liu, Huang, Liu, Li & Li, 2019, from the Lower Cretaceous Yixian Formation of China, is here shown, with the aid of fluorescence microscopy, to be a faked fossil spider, with a fossil crayfish as its core. We tentatively place M. chaoyangensis in Cricoidoscelosus aethus Taylor, Schram & Shen, 1999 n. syn..