What we know
Bluffs east of Colorado Springs, a state Natural Area, where Denver Museum of Nature and Science scientists have found thousands of well-preserved plant and animal fossils from the first million years after the extinction of the dinosaurs, including mammal skulls in concretions and a new small omnivore, Militocodon lydae; dinosaur fossils lie at the base of the bluffs (Wikipedia, S-0150). For the geology chapter. A fringe place, about a quarter mile outside the Divide outline.
Where it was
USGS GNIS cliff 'Corral Bluffs', El Paso County (2021 Colorado file, S-0007). Good to a few hundred feet.
Sources
- S-0006: USGS Geographic Names Information System, Colorado file, 2021-08-25 edition
- S-0007: USGS GNIS DomesticNames, Colorado (current edition)
- S-0048: Wikipedia: "List of ghost towns in Colorado," the populated-places lists by county, county articles, and articles on vanished places
- S-0150: Wikipedia articles on landmark landforms: "Castle Rock, Colorado" (rev. 1375089669), "Cathedral Rock (Colorado)" (rev. 1365424290), "Corral Bluffs" (rev. 1362716791), "Dawson Arkose" (rev. 1321242418)
Sources are named in the text above. Numbers such as S-0080 refer to our source list. Most newspaper quotations were read in the Colorado Historic Newspapers Collection. Long quotations from recent books are shortened here.