Vol. 5 (2003): Artigos

The sister group of Mammals: small cynodonts from the Late Triassic of Southern Brazil .
José F. Bonaparte, Agustín G. Martinelli, Cesar L. Schultz & Rogerio Rubert

O equinóide Douvillaster Lambert, 1917 na Formação Riachuelo, Bacia de Sergipe, Brasil.
Cynthia Lara de Castro Manso & Wagner Souza-Lima

Foraminíferos do Quaternário da Lagoa do Peixe, Estado do Rio Grande do Sul, Brasil. Itamar Ivo Leipnitz, Carlos Henrique Nowatzki, Beatriz Leipnitz, Eduardo da S. Aguiar, Rita Fabiane G. de Oliveira, Luciana Giovanoni

New palynological data of the Itararé Subgroup from the Buri Coal (Late Carboniferous, Paraná Basin), São Paulo State, Brazil. Paulo Alves de Souza

Ostracoda cool water masses indicators from the Rio Grande do Sul State, Brazil - a first approach. Núscia Gabriela Silveira Drozinski, João Carlos Coimbra, Ana Luisa Carreño & Cristianini Trescastro Bergue

A new and primitive rodent from the Tremembé Formation (Late Oligocene) of Brazil, with comments on the morphology of the lower premolars of caviomorph rodents .María Guiomar Vucetich & Ana Maria Ribeiro