Sumrall, C. D. & C. E. Brett. 2002. A revision of Novacystis hawkesi Paul and Bolton 1991 (Middle Silurian: Glyptocystitida, Echinodermata( and the phylogeny of early callocystitids. Journal of Paleontology 76:733-740.

• (45000) C. D. Sumrall and C. E. Brett 2002. A revision of Novacystis hawkesi Paul and Bolton 1991 (Middle Silurian: Glyptocystitida, Echinodermata) and the phylogeny of early callocystitids Journal of Paleontology 76(4):733-740
• (20103) W. I. Ausich 1998. Phylogeny of Arenig to Caradoc crinoids (Phylum Echinodermata) and suprageneric classification of the Crinoidea The University of Kansas Paleontological Contributions, n. s. 9:1-36
• (53093) P. J. Wagner and G. F. Estabrook 2014. Trait-based diversification shifts reflect differential extinction among fossil taxa Proceedings of the National Academy of Sciences 111(46):16419-16424

Minimal containing taxon in this database: Echinodermata

* No matching taxon was found in the database