Stefanie A. Derkatsch
scanning technician or creator of digital collection
Trigonias quarry dig and field camp with tents and fence visible The excavation site was quite significant and yielded remains of a variety of prehistoric rhinoceroses including at least three complete Trigonias skeletons as well as at least thirty-seven skulls, fifty-nine pairs of mandibles, eight pelvic girdles, eight trays of vertebrae, several complete sets of ribs, and numerous limb bones. Duplicate fossils were used in exchange with various institutions across the country including The Field Museum and Harvard University. Location: near Horsetail Creek.
date of photograph
USA, Colorado, Weld County
Yes, contrast adjusted using Photoshop CS5
8 x 10 black and white print scanned with Epson Exprssion 10000XL at 300dpi, 8bit grayscale with color restoration and unsharp mask level low
use with permission Denver Museum of Nature & Science