Triarthrus eatoni, trilobite recostruction (Replica) Troodon This is a bust reconstruction

This is a bust reconstruction of Australopithecus as it may have appeared some 3

In life they were much bigger than the fossil remains for they were covered with a sheath of horn or nail

28--Wanneria wolcottana--Cambrian--KIinzers Formation

was found in a layer of the Two Medicine Formation

Origins of the name

Triarthrus eatoni, trilobite recostruction (Replica) Troodon This is a bust reconstructionC. E. Beecher's 1893 reconstruction of Triarthrus eatoni based on fossils from his Trilobite Bed showing appendages. Beecher's Trilobite Bed Pyritized trilobites have been known from the famous Beecher's Trilobite Bed in New York State for over a century. The bed was discovered by amateur fossil collector William S. Valiant in 1892, but is named after Charles Emerson Beecher, an academic from Yale University to whom Valiant showed his amazing