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A quick search of google maps made it clear that there is no such place in the state a of Colorado.
a general google search revealed Caldwell Knob is in Cedar Creek, Bastrop county TX. Pavilion was mispelled, and "Colorado" referred to the Colorado River. Caldwell Knob Colorado are references to the Paleo Context Section. Lithostrat: Seguin Formation, Caldwell Knob Member.
so the correct locality should be
Pavilion Dr, Cedar Creek, Bastrop County, Texas, United States