Barnumia Cooke 1953 (heart urchin)

Echinoidea - Spatangoida

Full reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44

Parent taxon: Spatangoida according to A. G. Fischer 1966

See also Sepkoski 2002

Sister taxa: Allotoxaster, Amoraster, Apoxypetalum, Archaeopneustes, Asterostomatina, Brissidina, Brissoides, Cagaster, Cestobrissus, Cottreaucorys, Echinocoridae, Enichaster, Gonzalezaster, Gymnopatagus, Hemiasteridae, Hemiasterina, Homoeopetalus, Hypselaster, Kertaster, Leymeriaster, Micrasterina, Mortensenaster, Mundaster, Murraypneustes, Neoproraster, Niponaster, Nudobrissus, Orthaster, Palaeostomidae, Paleopneustina, Paraheteraster, Peraspatangus, Peroniaster, Pictaviechinus, Pliotoxaster, Pseudogibbaster, Pseudolinthia, Pseudowashitaster, Pusillaster, Royasendia, Schizobrissus, Somalechinus, Somaliasteridae, Spatagobrissus, Tessieria, Toxasteridae, Toxasterina, Wuarnia

Subtaxa: Barnumia browni

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Type: Barnumia browni

Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution: found only at Santa Amelia (Cretaceous of Guatemala)

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