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Eospiriferinae
Taxonomy
Eospiriferinae was named by Schuchert and Le Vene (1929).
It was assigned to Cyrtiidae by Bassett and Cocks (1974), Villas and Cocks (1996), Jin and Chatterton (1997), Williams et al. (2006).
It was assigned to Cyrtiidae by Bassett and Cocks (1974), Villas and Cocks (1996), Jin and Chatterton (1997), Williams et al. (2006).