Fossil Wood of Ulmus priamurica sp. nov. (Ulmaceae) from the Miocene of the Erkovetskii Brown Coal Field, Amur Region, Russia

Аннотация

A new species, Ulmus priamurica sp. nov. (Ulmaceae), from the deposits of the Sazanka Formation (upper Middle–Upper Miocene) of the Erkovetskii Brown Coal Field (Amur Region, Russia) is described based on anatomical features of fossil wood. The new species shows some wood anatomical characters of the extant elms U. japonica and U. americana. Fossil wood of Ulmus was found in the Amur Region for the first time.