Title: Photos from the Recent Picketwire Canyon Field Trip
Publication: The Outcrop, November 2009, p. 7
Dinosaur tracks … in micritic muds of the Morrison Fm. Photo by Ira Pasternack.
Martin Lockley (UCD Professor) and Bruce Schumacher (USDA Forest Service Paleontologist) field trip co-leaders discuss a map of the dinosaur trackway along the Purgatoire River. Photo by Ira Pasternack.
Martin Lockley tracing Dakota Fm. dinosaur foot print outlines on to plastic for documentation. Photo by Ira Pasternack.
Note the raised rim surrounding this footprint–squishy mud. Photo by Charlie Bartberger.
Sign near dinosaur trackway. Photo by Ira Pasternack.