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Ladjia
Taxonomy
Ladjia is a genus. It is not extant.
It was assigned to Spiriferida by Sepkoski (2002); and to Rhynchospiriferinae by Williams et al. (2006).
It was assigned to Spiriferida by Sepkoski (2002); and to Rhynchospiriferinae by Williams et al. (2006).
Species
Species lacking formal opinion data