van Syoc, Robert J., and Allen M. Dekelboum. 2012. “Scleraspis nom. nov., Replacement Name for Pycnaspis Van Syoc &Amp; Dekelboum, 2011”. Zootaxa 3296 (1). Auckland, New Zealand:68. https://doi.org/10.11646/zootaxa.3296.1.3.