Parent taxon: Spatangoida according to A. G. Fischer 1966
See also Sepkoski 2002
Sister taxa: Allotoxaster, Amoraster, Apoxypetalum, Archaeopneustes, Asterostomatina, Barnumia, Brissidina, Brissoides, Cagaster, Cestobrissus, Cottreaucorys, Echinocoridae, Enichaster, Gonzalezaster, Hemiasteridae, Hemiasterina, Homoeopetalus, Hypselaster, Kertaster, Leymeriaster, Micrasterina, Mundaster, Murraypneustes, Neoproraster, Niponaster, Nudobrissus, Orthaster, Palaeostomidae, Paleopneustina, Paraheteraster, Peraspatangus, Peroniaster, Pictaviechinus, Pliotoxaster, Pseudogibbaster, Pseudolinthia, Pseudowashitaster, Pusillaster, Somalechinus, Somaliasteridae, Spatagobrissus, Tessieria, Toxasteridae, Toxasterina, Wuarnia
Subtaxa: none
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution: there are no occurrences of Royasendia in the database
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.