Pteridófilas pecopteróides da formação Rio do Rasto no estado do Paraná e da formação estrada nova no estado de São Paulo (Bacia do Paraná, permiano superior)

Autores

  • Rosemarie Rohn USP; IG
  • Oscar Rosler USP; IG

DOI:

https://doi.org/10.11606/issn.2316-8986.v17i0p57-72

Resumo

This paper deals with Pteridophylla and Filicophyta from 23 outcrops of the Rio do Rasto Formation in Paraná State and 2 outcrops of the Estrada Nova Formation in São Paulo State (Passa Dois Group, Paraná Basin, Upper Permian). Equivalent fossils have been described previously from only 3 localities of these same stratigraphic units. The fossils occur as impressions of fragmented fronds and pinnae in red, gray and yellowish mudstones, siltstones and fine sandstones. All the better preserve d pecopterids correspond to new species: Pecopteris taguaiensis, P. dolianitii, P. esperancensis, P. bracatingaensis and P. cadeadensis. Other described specimens are considered as Pecopteris sp.1, P. sp.2, P. sp.3, ?Dizeugotheca bortoluzzii Cazzulo-Klepzig and? Dizeugotheca sp

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Publicado

1986-01-01

Edição

Seção

nao definida