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Trinodus elspethi
Taxonomy
Arthrorhachis elspethi was named by Raymond (1925). Its type specimen is MCZ 1626 and 1627 (cotypes) and is a 3D body fossil.
It was recombined as Trinodus elspethi by Cooper (1953).
It was recombined as Trinodus elspethi by Cooper (1953).
Sister species lacking formal opinion data