A wood from the early Cretaceous of James Ross Island, Antarctica
An Early Cretaceous (Albian) wood is described as Agathoxylon sp. A from James Ross Island, Antarctica. This species displays distinct growth rings, 1-2 seriate, araucarioid pitting on radial walls of tracheids, uniseriate to partly biseriate rays, 1(9)25 cells high, and 1-4 mainly araucarioid pits...
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Language: | unknown |
Published: |
1998
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Online Access: | https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00027014_v35_n3_p291_Ottone https://hdl.handle.net/20.500.12110/paper_00027014_v35_n3_p291_Ottone |
Summary: | An Early Cretaceous (Albian) wood is described as Agathoxylon sp. A from James Ross Island, Antarctica. This species displays distinct growth rings, 1-2 seriate, araucarioid pitting on radial walls of tracheids, uniseriate to partly biseriate rays, 1(9)25 cells high, and 1-4 mainly araucarioid pits in crossfield. The material provides new data on the characterization of Cretaceous coniferous dominated forests of Antarctica. Fil:Ottone, E.G. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Medina, F.A. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. |
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