NEW LOCALITY OF CALLIXYLON (ARCHAEOPTERIDACEAE) IN THE LATE DEVONIAN OF ANDOMA MOUNTAIN (VOLOGDA REGION, NORTH-WEST RUSSIA) AND ITS IMPORTANCE FOR THE RECONSTRUCTION OF ARCHAEOPTERIDS DISTRIBUTION - Snigirevskaya N.S.; Snigirevsky S.M. (My University, 2001)
Keywords: Devonian; Paleozoic::Devonian; Палеозой::Девонская