Genus <em>Poloniproductus</em> nov. (Brachiopoda, Devonian)

Gertruda Biernat and Stanislas S. Lazarev

Acta Palaeontologica Polonica 33 (1), 1988: 59-71

Key words: Brachiopoda, phylogeny, taxonomy, Middle Devonian, Eifelian, Poland.