Suborder Leptognathina Spencer and Wright 1966 (sea star)

Asteroidea - Spinulosida

Full reference: W. K. Spencer and C. W. Wright. 1966. Asterozoans. Treatise on Invertebrate Paleontology, Part U Echinodermata 3 U(3):U4-U107

Parent taxon: Spinulosida according to W. K. Spencer and C. W. Wright 1966

See also Hess 1972

Sister taxa: Chevronida, Echinasteridae, Eugnathina, Plumasteridae

Subtaxa: Valvasteridae

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Ecology: epifaunal carnivore-suspension feeder

Distribution: found only at Asteroidea, Schlotheimia angulata bed, Mercuer, Ardèche (Jurassic of France)

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