4" Knightia eocaena | 100% Natural | Green River Formation | Wyoming starfish which are often confused without

which are often confused without proper examination and preparation

marking the end of the Cretaceous Period

How It Works

The painstaking process of extracting and preparing the fossil from the thick

Alethopteris grandini is a classic and widely recognizable Pennsylvanian-age seed fern (Pteridosperm) commonly found in the Carboniferous coal measures of North America and Europe

4" Knightia eocaena | 100% Natural | Green River Formation | Wyoming starfish which are often confused withoutKnightia eocaena Eocene (51. 98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Carl Ulrich Obtained from the collection of Dr. William Rieger Plate approx. size: 10. 25" x 8. 75" Fish approx. size: 4" Knightia is an extinct genus of clupeid bony fish that lived in the freshwater lakes and rivers of North America and Asia during the Eocene epoch. The genus was erected by David Starr Jordan in 1907, in honor of the