Ophiuroidea - Phrynophiurida - Onychasteridae

Alternative combination: Protaster barrisi

Full reference: J. Hall. 1861. Descriptions of new species of crinoidea; from investigations of the Iowa Geological Survey. Preliminary notice 1-18

Belongs to Onychaster according to W. K. Spencer 1927

See also Hall 1861, Meek and Worthen 1869, Meek and Worthen 1873, Owen 1965 and Schuchert 1915

Sister taxa: Onychaster asper, Onychaster flexibilis, Onychaster flexilis, Onychaster strimplei, Onychaster velbertensis

Type specimen: Syntypes MCZ 108083, 108085

Distribution: there are no occurrences of Onychaster barrisi in the database

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Specimen images are retrieved through the ePANDDA API.