This taxon is considered nomen dubium, species not entered
of the valid taxon Theropoda
according to the Paleobiology Database.
See the page for Theropoda →
Bibliography
Original description
H. G. Seeley. 1898. On large terrestrial saurians from the Rhaetic Beds of Wedmore Hill, described as Avalonia sanfordi and Picrodon herveyi. Geological Magazine, decade 4 5:1-6