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Naturalists--Colorado and Atrichops+hesperius and Paleontology--Colorado--Teller+County of Florissant+Fossil+Beds+National+Monument+%28Colo.%29 and Florissant+Fossil+Beds+National+Monument+%28Colo.%29 and Florissant+Fossil+Beds+National+Monument+%28Colo.%29
- UC Boulder