Mesosaurus braziliensis, framed Stegosaurus in this case

in this case

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Antrimpos speciosus was a large Eucarid (shrimp) from the lithographic limestone beds of Solnhofen

Hyaenodon (dogs)

consisting of massive knobs and plates of bone

Mesosaurus braziliensis, framed Stegosaurus in this caseBeautiful plaque preserving a unique water dwelling early reptile form. Known from only South America and Africa, this distribution of Mesosaurus supports the understanding that these great continents were once joined together; Mesosaurus could easily swim rivers from one continent to another but salty oceans would have thwarted the freshwater creature from crossing an existing ocean. Mesosaurus sp. Early Permian (280 m. y. a.) Irati Formation Sao