Anonymous Delivery [Yu-Packet Post] Price not negotiable. Instant purchase welcome. Scientific Name: Knightia Era: Paleogene Eocene Location: Green River Formation, Wyoming, USA Size: Length: up to 120mm Width: up to 130mm Thickness: approx. 10mm -------------------About Knightia------------------- A bony fish of the order Clupeiformes, family Clupeidae (herrings). Inhabited rivers and freshwater lakes in North America and Asia during the Eocene epoch. Small fish that formed schools. *This fossil is from North America. Described by David Starr Jordan in 1907. Designated as the state fossil of Wyoming. --------------------------------------------------- The spine and small bones are clearly visible. This fossil contains two fish. The matrix is also included, allowing you to imagine the conditions at the time of excavation. Why not add it to your collection? Shipped via Yu-Packet Post. Anonymous delivery.