Asteroidea - Hadrosida - Hudsonasteridae

Alternative combination: Palaeaster incomptus

Synonyms: Palaeaster clarkana Miller 1878, Palaeaster clarkei Miller 1878, Palaeaster simplex Miller and Dyer 1878

Belongs to Hudsonaster according to C. Schuchert 1915

See also Miller 1878, Miller 1880 and Miller and Dyer 1878

Sister taxa: Hudsonaster australis, Hudsonaster carectum, Hudsonaster milleri, Hudsonaster narrawayi, Hudsonaster ordovicus, Hudsonaster rugosus

Type specimens:

• Hudsonaster incomptus: Holotype MCZ 108057
• Palaeaster clarkei:
• Palaeaster simplex: Holotype 8830, University of Chicago Museum.

Distribution: found only at Arnheim - type Cincinnatian (Ordovician of Ohio)

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Specimen images are retrieved through the ePANDDA API.