ClassificationEvolutionary trendsGeological and geographical distributionsNeither direct fossil evidence nor consensus exists on the origin of the Ginkgoales and their phylogenetic relationships with other seed plants. The bases for assigning most Palaeozoic leaf fossils to Ginkgoales are shaky. There are ...
A new approach to the formal classification of arthropod margin feeding plant damage is proposed. Several types of margin feeding traces on the leaves of Pityophyllum sp. and Ginkgoites sp. from the Upper Jurassic-Lower Cretaceous Chernovskie Kopi locality, Transbaikalia, are described as five ...