GUAIRA DEPARTMENT

10 KM EAST OF VILLARRICA

ITAPE

INDEPENDENCIA FORMATION

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: INCERTAE SEDIS

ORDER: PROGANOSAURIA BAUR, 1887

Family: MESOSAURIDAE Baur, 1889

Mesosaurus tenuidens

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