†order Kermasida Blake 2018 (sea star)

Asteroidea - Kermasida

Full reference: D. B. Blake. 2018. Toward a History of the Paleozoic Asteroidea (Echinodermata). Bulletins of American Paleontology (394)1-96

Parent taxon: Asteroidea according to D. B. Blake 2018

Sister taxa: Ambuloasteroidea, Arthrasteridae, Cryptozonia, Euasteroidea, Euaxosida, Hadrosida, Hemizonida, Hunsrueckaster, Lepidasterella, Neopalaeasteridae, Petrasteridae, Phanerozoma, Phanerozonida, Platyasterida, Pleuraster, Proactis, Protarthraster, Pustulosida, Schuchertiidae, Silicaster, Spinulosacea, Trichotaster, Yarravaster

Subtaxa: Clarkeasteridae Illusioluididae Monasteridae Permasteridae

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Ecology: slow-moving low-level epifaunal carnivore

Distribution:

• Oligocene of Italy (3 collections)

• Permian of Australia (5), Namibia (1)

• Carboniferous of United States (6: Illinois, Indiana, Iowa, Missouri, Texas)

Total: 15 collections including 18 occurrences

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