Composite specimen (forgery) combining the head and body of a bird (now Yanornis, syn. Archaeovolans Czerkas & Xu, ... [details]
Olson attempted to validate the name Archaeoraptor Sloan, 1999, a nomen nudum, by designating just the tail ... [details]
From https://www.theropoddatabase.com/Ornithuromorpha.htm: The specimen IVPP V12444 was fraudulently combined with ... [details]
The Theropod Database (2023) states that Omnivoropterygiformes Czerkas & Ji, 2002, and Omnivoropterygidae Czerkas & ... [details]