Author:

Grahn,Y.;Bergamaschii,S.;Pereira,E.

Year:

2002

Title:

Middle and Upper Devonian Chitinozoan biostratigraphy of the Parana Basin in Brazil and Paraguay.

Reference:

Grahn,Y. et al. (2002) Middle and Upper Devonian Chitinozoan biostratigraphy of the Parana Basin in Brazil and Paraguay. Palynology Vol. 26 P. 135- 165

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