Fossils
(423 upcoming items)Fossils
Fossils have given valuable clues to Earth's past, making them great collectible items. Paleontologists and collectors worldwide are constantly seeking hidden treasures with a strong interest in dinosaurs and other fossil giants, making them collectibles of great value. In order to be qualified as a fossil, an object must be at least several thousand years old. However, the oldest fossils have been determined to be about three and a half billion years old. A fossil is created when a plant or animal that died millions of years ago leaves behind a skeleton, bones, or other organic matter. When these bones or organic materials disintegrate or fall apart over a long time, they sometimes get preserved in a stone or petrified into a hard substance, allowing people to find their impressions or remnants. A fossil can be anything, from a preserved footprint to arthropods, fish teeth, mollusks, animal teeth, dinosaur bones, and plant fossils. Fossils can be preserved in ice, river sediment, volcanic ash, tar, desert sandstone, globs of hardened tree sap etc. They are often categorized as body fossils, remains of plants and anima

![Polished Fossil Orthoceras and Goniatite Display: Devonian Period, circa 400 million years B.P. A freestanding textured matrix set with Goniatite and Orthoceras. 766 grams, 15.7 cm (6 1/4 in.). [No Reserve] From Morocco. From a Cambridgeshire, UK, co](https://p1.liveauctioneers.com/1191/405225/225127652_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Large Fossil Cambropallas Trilobite: Devonian Period, circa 417-354 million years B.P. A large Cambropallas telesto trilobite on a textured matrix. 2.25 kg, 25.5 cm (10 in.). [No Reserve] From Morocco. From a Cambridgeshire, UK, collecti](https://p1.liveauctioneers.com/1191/405225/225127642_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)







![Fossil Agadir Ammonite Pair: Cretaceous Period, circa 145-66 million years B.P. The pair on a matrix, possibly Calycoceras. 2.73 kg, 22 cm (8 5/8 in.). [No Reserve] From a Cambridgeshire, UK, collection. TimeLine Auctions follows](https://p1.liveauctioneers.com/1191/405225/225127611_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Hollardops Trilobite on Matrix: Devonian Period, circa 400 million years B.P. Showing good detail to the body and spines, on a matrix. 278 grams, 95 mm (3 3/4 in.). [No Reserve] From Morocco. From a Lincolnshire, UK, collection. Tim](https://p1.liveauctioneers.com/1191/405225/225127552_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)



![Polished Fossil Tree Trunk Section: Triassic Period, circa 251-199 million years B.P. Showing attractive agatized patterns. 622 grams, 91 mm (8 5/8 in.). [No Reserve] From a Lincolnshire, UK, collection. TimeLine Auctions follows a rigo](https://p1.liveauctioneers.com/1191/405225/225127549_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)




![Mosasaur 'Marine Dinosaur' Tooth on Composite Matrix: Cretaceous Period, circa 145-66 million years B.P. A Mosasaur prognathodon tooth with some root set in a composite sandstone matrix. 524 grams, 13.4 cm (5 1/4 in.). [No Reserve] From a Cambridgeshire,](https://p1.liveauctioneers.com/1191/405225/225127628_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)

![Fossil Phacops Trilobite on Matrix: Devonian Period, circa 444-439 million years B.P. The aquatic arthropod showing good detail to the carapace, resting on an irregular matrix. 182 grams, 71 mm (2 3/4 in.). [No Reserve] From Morocco. Fr](https://p1.liveauctioneers.com/1191/405225/225127578_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)




