• Publications
  • Influence
Gondwanan floristic and sedimentological trends during the Permian–Triassic transition: new evidence from the Amery Group, northern Prince Charles Mountains, East Antarctica
The Permian-Triassic boundary within the Amery Group of the Lambert Graben is placed at the contact between the Bainmedart Coal Measures and overlying Flagstone Bench Formation, based on the firstExpand
  • 133
  • 14
Some Morphological Features of Wollemi Pine (Wollemia nobilis: Araucariaceae) and Their Comparison to Cretaceous Plant Fossils
Morphological details of Wollemia nobilis (Wollemi pine) are described and illustrated, and compared with the extant genera Agathis and Araucaria and with selected araucarian fossils from theExpand
  • 80
  • 12
Fagaceous Flowers, Fruits, and Cupules from the Campanian (Late Cretaceous) of Central Georgia, USA
A new genus of fossil angiosperms (Protofagacea allonensis gen. et sp. nov.) is established for staminate flowers with associated fruits and cupules from the Campanian (Late Cretaceous) Buffalo CreekExpand
  • 75
  • 12
  • PDF
Patterns of floral evolution in the early diversification of non-magnoliid dicotyledons (eudicots)
Recent cladistic analyses of angiosperms based on both morphological and molecular sequence data recognize a major clade of dicotyledons defined by triaperturate or triaperturate-derived pollenExpand
  • 149
  • 11
Lauraceous Flowers from the Potomac Group (Mid-Cretaceous) of Eastern North America
Fossil inflorescences and flowers of Mauldinia mirabilis gen. et sp. nov. are described from the early Cenomanian Elk Neck beds of northeastern Maryland, U.S.A., and are assigned to the familyExpand
  • 125
  • 11
The Megaflora from the Quantico Locality (Upper Albian), Lower Cretaceous Potomac Group of Virginia
The megaflora documented in this paper from Quantico, Virginia, is one of the first assemblages of Lower Cretaceous angiosperm megafossils from North America to be described in detail using modemExpand
  • 77
  • 8
Fruits from the mid-cretaceous of north america with pollen grains of the clavatipollenites type
Abstract Small fruits with clumps of monocolpate, reticulate pollen grains of the Clavatipollenites type adhering to the stigmatic surface have been recovered from mid-Cretaceous (early Cenomanian)Expand
  • 80
  • 7
Intraspecific Variation of Taeniate Bisaccate Pollen Within Permian Glossopterid Sporangia, from the Prince Charles Mountains, Antarctica
Permineralized sporangia from Late Permian sediments of the Amery Group in the Prince Charles Mountains, East Antarctica, are assigned to Arberiella sp. cf. A. africana Pant and Nautiyal. TheseExpand
  • 58
  • 7