Skinner, M. & Whiteside, D.I. & Benton, M.J. (2020)
Late Triassic island dwarfs? Terrestrial tetrapods of the Ruthin fissure (South Wales, UK) including a new genus of procolophonid.
Proceedings of the Geologists' Association, 131(5), 535–561 DOI: 10.1016/j.pgeola.2020.04.005