9.25" Diplomystus dentatus | Green River Formation | Wyoming fluorescent reflect specialization for rapid swimming

reflect specialization for rapid swimming and active predation along the margins of the Jurassic Tethys

The Wyoming state fossil

FeO/MnO = 62)

so clear you can see through it in places

9.25" Diplomystus dentatus | Green River Formation | Wyoming fluorescent reflect specialization for rapid swimmingDiplomystus dentatus Eocene (51. 98 Million Years Ago) Green River Formation, Wyoming, USA In Stone Fossils Private Quarry Plate approx. size: 12. 75" x 11. 5" Diplomystus approx. size: 9. 25" Diplomystus is an extinct genus of freshwater clupeomorph fish distantly related to modern day extant herrings, alewives, and sardines. The genus was first named and described by Edward Drinker Cope in 1877. Ray finned Fish Diplomystus dentatus Order