Richard M. Wicker
creator of digital collection
Stegomastodon jaw with tooth found in the Weiss Gravel Pit near Holyoke, Colorado. Stegomastodon means roofed nipple tooth; it has unique molar teeth with very thick enamel folds which enabled them to eat grass.
date of photograph
USA, Colorado, Phillips County, Weiss Gravel Pit
use with permission Denver Museum of Nature & Science