Paleontologists discover the first dinosaur fossil in Washington State
The fossils of the first dinosaur fossil from Washington State were collected along the shores of Sucia Island State Park in the San Juan Islands, and described in a study published May 20, 2015 in the open-access journal PLOS ONE by Brandon Peecook and Christian Sidor from the Burke Museum of Natural History and Culture at the University of Washington.
The fossils were discovered while collecting ammonite fossils (a nautilus-like creature) from a marine rock unit known as the Cedar District Formation. The authors of the study describe the fossil as the partial left ...




