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Some of the world's best-preserved crab fossils have come from western Washington, but they are relatively rare. This Pulalius crab fossil is part of the Burke Museum's collection. Click to read about marine fossils and their living relatives.

Some of the world's best-preserved crab fossils have come from western Washington, but they are relatively rare.

Archelon, Giant Sea Turtle

The Archelon is the largest sea turtle species ever discovered. It lived during a time when most of North America was covered by a shallow ocean, about million years ago. I LOVE skeletons!

Rare Insect Fossil Reveals 100 Million Years of Evolutionary Stasis...Researchers have discovered the 100 million-year-old ancestor of a group of large, carnivorous, cricket-like insects that still live today in S Asia, N Indochina and Africa. The new find, in a limestone fossil bed in NE Brazil, corrects the mistaken classification of another fossil of this type and reveals that the genus has undergone very little evolutionary change since the Early Cretaceous Period.

Rare insect fossil reveals 100 million years of evolutionary stasis

Bat Green River Formation - I have dug at the Green River Formation, (Wyoming) many times....Love it!!

This inch long bat is the most primitive bat known (Eocene Green River Fm). Claws on each finger of its wings indicate it was probably an agile climber and crawled along and under tree branches searching for insects.

Protosphyraena nitida - "Prehistoric Swordfish". 85 m.y.o. This exotic Cretaceous predator has been known for over 150 years. It was first discovered in Europe and described in 1857. Charles H. Sternberg discovered the first North American remains in the late 1880's (see comments from his book, shown below). This is the first skeletal presentation of this cartilaginous bodied fish. This and more rare fossils for sale on CuratorsEye.com

85 m. This exotic Cretaceous predator has been known for over 150 years. It was first discovered in Europe and described in Charles H. Sternberg discovered the first North American remains in the

Twitter / AZGeology: Reptile trackway in Permian Sandstone near Sedona, AZ.

AZ Geological Survey on

Permian Schnebly Reptile Trackway Sedona Wayne Ranney via AZGS geosnaps…

Sahelanthropus tchadensis es una especie de homínido extinto cuyos fósiles fueron hallados en el desierto del Djurab por un equipo franco-canadiense. El único espécimen, apodado Toumaï, se ha datado en 6 a 7 millones de años de antigüedad (Messiniense, Mioceno final). Se dio a conocer públicamente en Yamena, capital del Chad.

A cast of the extinct hominid species Sahelanthropus tchadensis holotype cranium, dubbed "Toumaï", in facio-lateral view.

pearlessence

opalized and pyritized ammonite fossil - one of my favorite of all mineral forms. just glorious! Although this is a fossil it has become a mineral.

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