Suchergebnisse - Playford, Geoffrey

Stratigraphic and paleogeographic significance of an upper ordovician acritarch flora from the Maquoketa shale, northeastern Missouri, USA

Lower and middle devonian acritarchs of the Moose river basin, Ontario

Upper Mississippian microflora from Axel Heiberg Island, District of Franklin

Miospores from the Mississippian Horton Group eastern Canada

Canadian and Australian Devonian spores: zonation and correlation

Late devonian acritarchs from the Carnarvon Basin, western Australia

Stratigraphic and paleogeographic significance of an Upper Ordivician acritarch flora from the Maquoketa Shale, northeastern Missouri, USA

Lower to Middle Devonian Acritarchs of the Moose River Basin, Ontario

Miospores and organic-walled microphytoplankton of Devonian-Carboniferous boundary beds (Bakken formation), Southern Saskatchewan: a systematic and stratigraphic appraisal

Miospores from the Mississipian Horton Group, eastern Canada