Green River Fossilplatte | Wyoming, USA Fine Minerals stingrays are generally recognized as
Description
stingrays are generally recognized as a monophyletic clade defined by a series of derived anatomical features
Their geometry and beauty have captivated the human imagination since at least the Mesolithic period (Middle Stone Age)
allowing enthusiasts and researchers alike to view this fossil specimen depicting a single crinoid carefully prepared in the oil shale of Holzmaden
Mainly brick red to brownish red
Der Versteinerungsprozess findet unter der Erde statt
Green River Fossilplatte | Wyoming, USA Fine Minerals stingrays are generally recognized asOrigin: Kemmerer, Wyoming, USA Size: H136cm W105cm D7cm Weight: 55. 5 kg Age: Eocene, 50 million years old Description: From the Eocene (about 50 million years ago), the tablet with Cockerellites,Diplomystus, Phareodus, Knightia fish , each in a very good state of preservation and placed on a rectangular cut matrix, framed. This fossil plate gives a wonderful insight into the "fossilized ecology". Additional Information: In the Green River Formation
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