Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Brian J. Axsmith"'
Publikováno v:
International Journal of Plant Sciences. 183:380-392
Publikováno v:
Palaeontologia Electronica. 22
Autor:
Andrew G. Simpson, Brian J. Axsmith
Publikováno v:
Geological Society of America Abstracts with Programs.
Publikováno v:
Geological Society of America Abstracts with Programs.
Autor:
Feng-Xiang Liu, Nicholas C. Fraser, Ignacio H. Escapa, Brian J. Axsmith, De-He Xing, Shuqin Zan
Publikováno v:
Palaeoworld. 21:75-80
Remains of the extinct sphenophyte (horsetail) Neocalamites are most widespread in the Middle–Upper Triassic and are typically represented by stem and leaf fragments. Here we report on spectacular new finds of Neocalamites from the Late Triassic Ya
Publikováno v:
Palaeogeography, Palaeoclimatology, Palaeoecology. 309:327-332
Neogene atmospheric paleo-CO2 estimates based on fossils of the extant cupressaceous conifer species Taxodium distichum from the Brandywine Formation of Maryland and the Citronelle Formation of southern Alabama are presented. These are important as t
Autor:
Debra Z. Stults, Brian J. Axsmith
Publikováno v:
Review of Palaeobotany and Palynology. 167:1-9
Nine angiosperm taxa are described, based on megafossils from the Citronelle Formation of Alabama, that are significant in either clarifying previous identifications, or in providing the first records of their kind in the North American Pliocene. Liq
Autor:
Brian J. Axsmith, Debra Z. Stults
Publikováno v:
American Journal of Botany. 98:150-153
PREMISE OF THE STUDY: Begonia is the sixth-largest genus of flowering plants, with about 1400-1500 species in 66 sections. Several species are popular with horticulturalists, mainly for their colorful flowers and leaves. However, the evolutionary his
Publikováno v:
Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 255:327-344
The hybodont shark egg capsule Palaeoxyris humblei n. sp. is described here from four specimens collected from flood plain deposits in the Blue Mesa Member of the Chinle Formation of Late Triassic (Norian) age in Petrified Forest National Park, Arizo
Autor:
Brian J. Axsmith
Publikováno v:
International Journal of Plant Sciences. 170:657-665
Cynepteris bolichii is proposed as a new species of the monogeneric fern family Cynepteridaceae on the basis of a single, well‐articulated specimen from the Upper Triassic Chinle Formation in Petrified Forest National Park, Arizona. The specimen co