^Newbrey, M. G.; Murray, A.; Wilson, Mark; Brinkman, D.; Neuman, A. (2020). "A new species of the paracanthopterygian Xenyllion (Sphenocephaliformes) from the Mowry Formation (Cenomanian) of Utah, USA". Mesozoic Fishes 5 - Global Diversity and Evolution: 363–384. S2CID221607034.