Phylogenetic implications of the some cranial features of the porcupine pufferfish (Tetraodontiformes, Diodontidae) from the Eocene of the Northern CaucasusDOI: info:10.1134/S003294520909001Xv. 49No. 9703–709
Tyler, James C. and Bannikov, Alexandre F. 2009. "Phylogenetic implications of the some cranial features of the porcupine pufferfish Pshekhadiodon (Tetraodontiformes, Diodontidae) from the Eocene of the Northern Caucasus." Journal of Ichthyology, 49, (9) 703–709. https://doi.org/10.1134/S003294520909001X.