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RE: "Pelycosaur" skin impression from Poland



Ah, good ol' Eupelycosauridae.  Named after that famous synapsid Eupelycosaurus 
no doubt... ;)

Mickey Mortimer

----------------------------------------
> Date: Fri, 7 Sep 2012 14:25:50 -0700
> From: bcreisler@gmail.com
> To: dinosaur@usc.edu
> Subject: "Pelycosaur" skin impression from Poland
>
> From: Ben Creisler
> bcreisler@gmail.com
>
> A new non-Mesozoic paper that might be of interest. What kind of skin
> basal synapsids had (dry and scaly or glandular ) has been something
> of a mystery.
>
>
>
> Grzegorz Niedziedzkiab & Maciej Bojanowskic (2012)
> A Supposed Eupelycosaur Body Impression from the Early Permian of the
> Intra-Sudetic Basin, Poland.
> Ichnos 19(3):150-155
> DOI:10.1080/10420940.2012.702549
> http://www.tandfonline.com/doi/abs/10.1080/10420940.2012.702549
>
> We describe a new specimen of a supposed Paleozoic tetrapod body
> impression from the Lower Permian Slupiec Formation in the
> Intra-Sudetic Basin, Poland. The size, integument morphology of belly
> and part of tail imprints, and the morphology of a well-preserved pes
> track diagnose the specimen and readily distinguish it from other
> described specimens of body impressions of Paleozoic tetrapods. The
> eupelycosaur identity of this new specimen is based on the
> identification of the footprint Dimetropus leisnerianus (Geinitz,
> 1863), which is connected with the inferred body imprint. The
> morphology of integument impressions indicates the presence of the
> various-sized square or rectangular-shaped scales on the bottom part
> of the belly and tail of this eupelycosaurid trackmaker.