Asteroidea - Valvatida - Goniasteridae
Alternative combinations: Astrogonium uncatum, Goniaster (Goniodiscus) uncatus, Goniaster uncatus, Goniodiscus uncatus
Full reference: E. Forbes. 1848. On the Asteriadae found fossil in British strata. Memoirs of the Geological Survey of Great Britain, and of the Museum of Practical Geology in London 2(2):457-482
Belongs to Metopaster according to J. W. M. Jagt 2000
Sister taxa: Metopaster alexiae, Metopaster andreae, Metopaster angulatus, Metopaster bezanconi, Metopaster bignoti, Metopaster bromleyi, Metopaster calcar, Metopaster carinatus, Metopaster chilipora, Metopaster continuus, Metopaster dividuus, Metopaster downendensis, Metopaster duvergieri, Metopaster elegans, Metopaster elevatus, Metopaster elongatus, Metopaster hunteri, Metopaster hypertelicus, Metopaster icenicus, Metopaster kagstrupensis, Metopaster laevis, Metopaster lisanae, Metopaster loirensis, Metopaster maculatus, Metopaster medius, Metopaster meudonensis, Metopaster miloni, Metopaster montainvillensis, Metopaster parkinsoni, Metopaster polyplacus, Metopaster poulsenii, Metopaster praetumidus, Metopaster rugissimus, Metopaster schulzi, Metopaster spencerii, Metopaster stratifera, Metopaster tamarae, Metopaster teilhardi, Metopaster tenneseensis, Metopaster tercensis, Metopaster thoracifer, Metopaster trichilae, Metopaster tumidus, Ravniaster granulatus
Type specimen: holotype BNHM E 20265, paratype BNHM E 20264
Ecology: epifaunal detritivore