WoRMS source details
Dialyaster Pomel, 1883 † accepted as Metaporinus L. Agassiz, 1844 † (basis of record)
Disasteroida † accepted as Disasteridae Gras, 1848 † (original description)
Galeropygoida † accepted as Galeropygidae Lambert, 1911 † (original description)
Grasia Michelin, 1854 † (basis of record)
Orbignyana † accepted as Orbigniana Ebray, 1860 † (basis of record)
Oustechinus Lambert, 1931 † (basis of record)
Pourtalesioida accepted as Pourtalesiidae A. Agassiz, 1881 (original description)
Pygorhytidae Lambert, 1909 † (additional source)
Tithoniidae Mintz, 1968 † (original description)
Apical system weekly disjunct, semi-intercalary with an enlarged madreporite separating oculars II and IV; ... [details]
Endocyclic or exocyclic Atelostomata with a disjunct apical system; protosternous, meridosternous or amphisternous ... [details]
Endocyclic Atelostomata with weakly developed floscelle and nondisjunct apical system. [details]
Exocyclic Atelostomata with a typical disjunct and fused (to varying degrees) apical system, and a meridosternous ... [details]
Apical system strongly to weakly disjunct, ocular plates II and IV fused with genital plates 1 and 4 respectively; ... [details]
As defined by Mintz (1968: p. 1287), the order Disasteroida would include the genera Disaster L. Agassiz, 1836 and ... [details]
Originally Mintz (1968: p. 1286) included the following taxa: Galeropygus Cotteau, 1856, Hyboclypus L. Agassiz, ... [details]
Based on a unique poorly preserved specimen that has never been figured. It co-occurs with as Tithonia and agrees ... [details]
Mintz (1968: p. 1287-1288) elevated the Pourtalesiidae to ordinal rank "in recognition of their unique morphology ... [details]