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Proeccyliopterus

Helcionelloida - Helcionellida - Pelagiellidae

Taxonomy
Proeccyliopterus was named by Kobayashi (1939).

It was synonymized subjectively with Pelagiella by Knight et al. (1960).

It was assigned to Proeccyliopteridae by Kobayashi (1962); to Cyrtonellida by Bengtson (1992); and to Pelagiellidae by Runnegar and Jell (1976), Bouchet et al. (2005).

Species