Ion Th. Simionescu

Author's Biography

Birth - July 10, 1873, Fântânele, Bacău

Death - January 7, 1944, București, România

Professor at Iași University

1900 - 1929

Perisphincets ponii

Perisphinctes cotovui

Euaspidoceras edwardsianum 

Euaspidoceras hypselum

Sus provincialis

Palacoryx athanasiul