Echinoidea - Spatangoida - Palaeostomidae
Full reference: S. Lovèn. 1868. Om Leskia mirabilis Gray. Öfversigt af Kongelige Vetenskaps-Akademiens, Förhandlingar 24:431-440
Parent taxon: Spatangoida according to A. Kroh and A. B. Smith 2010
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, Paleopneustina, Paraheteraster, Peraspatangus, Peroniaster, Pictaviechinus, Pliotoxaster, Pseudogibbaster, Pseudolinthia, Pseudowashitaster, Pusillaster, Royasendia, Somalechinus, Somaliasteridae, Spatagobrissus, Tessieria, Toxasteridae, Toxasterina, Wuarnia
Subtaxa: none
Ecology: slow-moving shallow infaunal deposit feeder-detritivore
Distribution: there are no occurrences of Palaeostomidae in the database