07537 - Top Quality 1.72 Inch Platyscutellum sp Lower Devonian Trilobite Dyrosaurus phosphaticus such as lightning

such as lightning

Platecarpus ptychodon

in the intermediate and upper stratigraphic levels (Red Sandstone Beds)

The enormous neural spines of his vertebrae in this sector indicate the enormous and robust back he had

07537 - Top Quality 1.72 Inch Platyscutellum sp Lower Devonian Trilobite Dyrosaurus phosphaticus such as lightningNice specimen of this lower Devonian trilobite species. The matrix has some fractures that have been glued together. It has been carefully prepared during a long laboratory process. Platyscutellum, Snajdr 1958 (trilobite) Trilobita Corynexochida Styginidae Parent taxon: Styginidae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Ecology: nektobenthic carnivore Environments: marine, carbonate, open shallow subtidal, reef, buildup or