Dr. Eliseu Vieira Dias of the State University of Western Paraná (UNIOESTE) has announced the discovery of a new species of deep-bodied fish that prowled ancient rivers and lakes in the South American part of Gondwana during Permian period.   A fossil of Paranaichthys longianalis (E.V. Dias) A paper in the journal Zootaxa describes a new species […]