Taxon - Odkazy a literatura
Paleobiology Database [101329]
Paleobiology Database [https://paleobiodb.org/] [jako Ophioxenikos langenheimi Blake & Guensburg, 1993]
Datum citace: 25. leden 2018
Blake D. B., Guensburg T. E. (2015): The class Somasteroidea (Echinodermata, Asterozoa): Morphology and occurrence, Journal of Paleontology 89(3):465-486 [jako Ophioxenikos langenheimi Blake and Guensburg, 1993]