How old is the Triassic flora of Sonora and Tamaulipas and news on Leonardian floras in Puebla and Hidalgo, Mexico

  • Reinhard Weber Instituto de Geología, Universidad Nacional Autónoma de México
Keywords: Fossil plants, Permian, Triassic, biostratigraphy, new genus, Sonora, Tamaulipas, Hidalgo, México.

Abstract

About 7,000 fossil plant specimens support the Carnian (and probably Norian) age of the Santa Clara Formation (Sonora State) and the Leonardian age of the Matzitzi Formation (Puebla State). The gigantopterid Lonesomia mexicana gen. nov., sp. nov. is described from the Matzitzi Formation… in order to continue, download the full paper in PDF.

Published
2019-01-08
Issue
Vol 14 No 2 (1997)
Section
Regular Papers

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