Template:Reich et al., 2017
- Reich, M., Sprinkle, J., Lefebvre, B., Rössner, G.E. & Zamora, S. 2017. The first Ordovician cyclocystoid (Echinodermata) from Gondwana and its morphology, paleoecology, taphonomy, and paleogeography. Journal of Paleontology 91(4): 735–754.