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|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Reptilia - Avetheropoda
It was synonymized subjectively with Calamospondylus by Swinton (1936), Romer (1956), Tatarinov (1964), Romer (1966) and Steel (1970).
It was assigned to Coeluridae by Lydekker (1891) and Van Den Broeck (1900); to Coelurosauria by Ruiz-Omeñaca and Canudo (2003); and to Tyrannosauroidea by Naish and Martill (2007).