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Palaeoechioceras
Taxonomy
Palaeoechioceras was named by Spath (1929).
It was synonymized subjectively with Echioceras by Bremer (1965).
It was assigned to Echioceratidae by Geczy and Meister (2007), Howarth (2013).
It was synonymized subjectively with Echioceras by Bremer (1965).
It was assigned to Echioceratidae by Geczy and Meister (2007), Howarth (2013).
Species
Species lacking formal opinion data