A revision of Novacystis hawkesi Paul and Bolton 1991 (Middle Silurian: Glyptocystitida, Echinodermata) and the phylogeny of early callocystitids

C. D. Sumrall, and C. E. Brett

2002

Article

Journal of Paleontology 76(4):733-740

Find it at:

http://dx.doi.org/10.1666/0022-3360(2002)076<0733:

Taxa discussed in this work:

Taxonomy: