Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Gene Mapes"'
Publikováno v:
International Journal of Plant Sciences. 174:937-946
Premise of research. A third genus of anatomically preserved conifer seed cones has been recognized from a Late Jurassic deposit in northeastern Scotland. This cone is described as Bancroftiastrobus digitata Rothwell, Mapes, Stockey et Hilton.Methodo
Autor:
Patricia E. Ryberg, Ruth A. Stockey, Jason Hilton, Gar W. Rothwell, James B. Riding, Gene Mapes
Publikováno v:
International Journal of Plant Sciences. 173:917-932
This study describes a specimen that extends the oldest fossil evidence of Pinus L. to the Early Cretaceous Wealden Formation of Yorkshire, UK (131–129 million years ago), and prompts a critical reevaluation of criteria that are employed to identif
Publikováno v:
Review of Palaeobotany and Palynology. 164:45-59
Anatomically preserved Jurassic conifer seed cones originally described as Conites juddi Seward and Bancroft are reinvestigated and assigned to Hughmillerites juddii gen. et comb. nov. using the original specimens and new material from the type local
Publikováno v:
Review of Palaeobotany and Palynology. 157:218-237
This paper provides a whole plant concept for a new species, Emporia cryptica sp. nov. Hernandez-Castillo, Stockey, Rothwell & Mapes (Emporiaceae: Voltziales), the fourth conifer to be reconstructed from the rich fossil biota at the Late Pennsylvania
Publikováno v:
International Journal of Plant Sciences. 170:1201-1227
A new species of extinct conifer plants, Emporia royalii sp. nov. Hernandez‐Castillo, Stockey, Mapes et Rothwell (Emporiaceae: Voltziales), is described from the rich fossil biota of the Late Pennsylvanian, Hamilton Quarry, Kansas. This conifer has
Publikováno v:
International Journal of Plant Sciences. 170:1056-1074
A new plant concept for the extinct conifer species Emporia lockardii (Mapes & Rothwell) Mapes & Rothwell (Emporiaceae) is developed from fossils collected at the Late Pennsylvanian Hamilton Quarry, Kansas. Emporia lockardii has lateral plagiotropic
Publikováno v:
Botanical Journal of the Linnean Society. 155:297-305
A new species of Cardiocarpus from the Sim River Basin in the southern Urals of Russia is the first anatomically preserved cardiocarpalean ovule from the Permian of the Angara floral province. Specimens are preserved in a soft organic limestone with
Publikováno v:
International Journal of Coal Geology. 69:55-67
Discovery of a permineralized fossil cone in Mesozoic deposits of southern England provides an opportunity to document the first detailed evidence of internal pollen cone anatomy for the extinct conifer family Cheirolepidiaceae. The specimen, describ
Publikováno v:
American journal of botany. 102(6)
Triassic and Jurassic fossils record structural changes in conifer seed cones through time, provide the earliest evidence for crown-group conifer clades, and further clarify sister-group relationships of modern conifer families. A new and distinct se
Publikováno v:
TAXON. 54:733-750
A new fossilized walchian (Voltziales) conifer plant from the Late Pennsylvanian Hamilton Quarry of Kansas, U.S.A. combines morphological characters of the morphogenus Walchia and the fossil plant genus Otovicia, with cuticular characters like those