![TYRANNOSAURUS REX FROM THE UPPER CRETACEOUS (MAASTRICHTIAN) NORTH HORN FORMATION OF UTAH: BIOGEOGRAPHIC AND PALEOECOLOGIC IMPLICATIONS TYRANNOSAURUS REX FROM THE UPPER CRETACEOUS (MAASTRICHTIAN) NORTH HORN FORMATION OF UTAH: BIOGEOGRAPHIC AND PALEOECOLOGIC IMPLICATIONS](https://bioone.org/ContentImages/Journals/vrpa/25/2/0272-4634_2005_025_0469_TRFTUC_2.0.CO_2/graphic/WebImages/i0272-4634-25-2-469-f01.gif)
TYRANNOSAURUS REX FROM THE UPPER CRETACEOUS (MAASTRICHTIAN) NORTH HORN FORMATION OF UTAH: BIOGEOGRAPHIC AND PALEOECOLOGIC IMPLICATIONS
![North Horn Stock Illustrations – 2,454 North Horn Stock Illustrations, Vectors & Clipart - Dreamstime North Horn Stock Illustrations – 2,454 North Horn Stock Illustrations, Vectors & Clipart - Dreamstime](https://thumbs.dreamstime.com/b/north-american-animals-collection-8379106.jpg)
North Horn Stock Illustrations – 2,454 North Horn Stock Illustrations, Vectors & Clipart - Dreamstime
![Powder Horn. Culture: American. Dimensions: L. 11 3/4 in. (29.8 cm); Diam. 2 5/8 in. (6.7 cm); Wt. 7.7 oz. (218.3 g). Date: 1755-83. This powder horn is engraved with a map Powder Horn. Culture: American. Dimensions: L. 11 3/4 in. (29.8 cm); Diam. 2 5/8 in. (6.7 cm); Wt. 7.7 oz. (218.3 g). Date: 1755-83. This powder horn is engraved with a map](https://c8.alamy.com/comp/PAA5CN/powder-horn-culture-american-dimensions-l-11-34-in-298-cm-diam-2-58-in-67-cm-wt-77-oz-2183-g-date-1755-83-this-powder-horn-is-engraved-with-a-map-of-the-middle-cherokee-towns-the-present-county-of-macon-north-carolina-it-is-decorated-with-scenes-of-men-dueling-and-hunting-and-also-the-royal-arms-of-great-britain-museum-metropolitan-museum-of-art-new-york-usa-PAA5CN.jpg)
Powder Horn. Culture: American. Dimensions: L. 11 3/4 in. (29.8 cm); Diam. 2 5/8 in. (6.7 cm); Wt. 7.7 oz. (218.3 g). Date: 1755-83. This powder horn is engraved with a map
![Polyglyphanodon sternbergeri, Late Cretaceous, North Horn Formation, South Dragon Canyon, Utah Stock Photo - Alamy Polyglyphanodon sternbergeri, Late Cretaceous, North Horn Formation, South Dragon Canyon, Utah Stock Photo - Alamy](https://c8.alamy.com/comp/CBPWF8/polyglyphanodon-sternbergeri-late-cretaceous-north-horn-formation-CBPWF8.jpg)