Allosaurus Teeth in Matrix

Allosaurus Teeth in MatrixTwo Allosaurus teeth in original sandstone matrix ready for display. At the start of the 2025 digging season in the Paint Rock Quarry, I discovered the tip of a large Allosaurus tooth in a softer matrix above a harder, rock like layer. After moving the block from the dig site to camp, I noticed the tip of another tooth poking out. I stabilized the softer matrix to prevent separation and began uncovering the second tooth, which proved to be in

flat desert plains and dark stone-free surfaces make it an ideal landscape for spotting the dark fusion crust of incoming space rocks

5 meters) in length

bold specimens with the kind of presence that commands attention in any collection or display setting

coinciding with the end of the last Ice Age and possibly influenced by the arrival of humans in North America

about 75 to 80 million years ago

giant crocs

Allosaurus lived alongside some of the most famous herbivores ever discovered:

but they spent their lives in the ocean

crocodile-like reptiles

Fragments like this one carry that scientific legacy with them

One root lobe is missing and light erosion is present near the bourlette

Habitat and hunting