This taxon resembles Brightonia and Iraniaster in having a disjunct plastron. However, Iraniaster differs in having a ethmophract apical disc with four, not two gonopores. The apical disc of Brightonia is also ethmophract, not ethmolytic, and the labrum extends to only the second ambulacral plate.
Kier, P. M. 1957. Tertiary Echinoidea from British Somalia. J. Paleont. 31, 839-902.
Jeffery, C. H. 1999. A reappraisal of the phylogenetic relationships of somaliasterid echinoids. Palaeontology 42, 1027-1041.