Phareodus testis | Green River Formation | Wyoming fossil feeding on soft leaves and

feeding on soft leaves and forest understory vegetation

The use of flint to make stone tools dates back millions of years

Lepidotes (previously known as Lepidotus) is an extinct genus of ray-finned fish that inhabited warm Jurassic seas teeming with life

we are able to gain some understanding of what these animals looked like and their behavior

Judith River Formation

Phareodus testis | Green River Formation | Wyoming fossil feeding on soft leaves andPhareodus testis Eocene (51. 98 Million Years Ago) Private Quarry, Green River Formation, Wyoming, USA Preparation by Carl Ulrich Obtained from the collection of Dr. William Rieger Specimen approx. size: 6" Matrix approx. size: 8. 75" x 7. 25" In the ancient waters of Fossil Lake, a formidable predator roamed. The Phareodus testis, a smaller but equally fascinating cousin of Phareodus encaustus. Both species boasted striking features, including pointy