Locality: Piracicaba, Sao Paulo State, Brazil.

Horizon:

Biostratigraphy:

Age: Early Permian.

Material:

PIMUZ A/III 0026: Thorax fragment.

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= Mesosaurus or Stereosternum ROSSMANN & MAISCH, 1999

Locality: Sao Mateus do Sul, Parana State, Brazil.

Horizon: Irati Formation.

Biostratigraphy:

Age: Kungurian State, Uppermost Rotilegendes Epoch, Middle Permian.

Material:

BSP 1959 I 479, 1959 I 480, 1959 I 481: Fragmentary specimens.