Zobrazeno 1 - 3
of 3
pro vyhledávání: '"ETIENE F. PIRES"'
Autor:
GABRIELLI T. GADENS-MARCON, JOÃO G. MENDONÇA-FILHO, MARGOT GUERRA-SOMMER, MARCELO A. CARVALHO, ETIENE F. PIRES, LÉO A. HARTMANN
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 86, Iss 3, Pp 1077-1099 (2014)
This paper presents the quantitative and qualitative results obtained from palynofacies and geochemistry analyses carried out on a core covering approximately 8000 years of sedimentation of a pond of altitude located at the mining district of Ametist
Externí odkaz:
https://doaj.org/article/097ffd11e93443acbc64ebd51b9ea98b
Autor:
Etiene F. Pires, Margot Guerra-Sommer
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 83, Iss 2, Pp 409-423 (2011)
Growth ring analysis on silicified coniferous woods from the Missão Velha Formation (Araripe Basin - Brazil) has yielded important information about periodicity of wood production during the Early Cretaceous in the equatorial belt. Despite warm temp
Externí odkaz:
https://doaj.org/article/37f300763d304c0f80bcab5991f4de68
Autor:
Etiene F. Pires, Margot Guerra-Sommer
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 76, Iss 3, Pp 595-609 (2004)
The anatoical description of silici?ed Gymnospermae woods from Upper Triassic sequences of southernmost Paraná Basin (Brazil) has allowed the identi?cation of a new taxon: Sommerxylon spiralosus n.gen. et n.sp. Diagnostic parameters, such as heteroc
Externí odkaz:
https://doaj.org/article/1129afabc9954ac78c01a998cb568d37