original description
Souto, C. & Martins, L. (2018). Synchrotron micro-CT scanning leads to the discovery of a new genus of morphologically conserved echinoid (Echinodermata: Cassiduloida). <em>Zootaxa.</em> 4457(1): 70., available online at https://doi.org/10.11646/zootaxa.4457.1.3
page(s): 72-78; Figs. 1-2, 10 [details] Available for editors
Holotype MPW MNHWU MP 1267 Holotyp, geounit Australian Exclusive Economic Zone [details]
Paratype MPW MNHWU MP 1267 Paratype, geounit Australian Exclusive Economic Zone [details]
From editor or global species database
Diagnosis Test arched in cross section, greatest height at apical disc. Anterior region of test very inflated. Paired petals with unequal columns of respiratory podia. Naked zone along oral midline developed and pitted. Phyllodes without occluded plates. Peristome and periproct transverse. Three interambulacral plates on each side of periproct. Basicoronal plate 5 narrow and elongated. [details]
Etymology Named after Briareus, the Greek God of violent sea storms, in reference to the turbulent taxonomic history related to the specimens described herein (see taxonomic history below). [details]