Fossils
(376 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
![Group of Fossil Trilobites: Devonian Period, circa 417-354 million years B.P. Comprising five specimens on matrices. 245 grams total, 41-53 mm (1 5/8 - 2 in.). [5, No Reserve] Found Morocco, North Africa. Property of an Essex ga](https://p1.liveauctioneers.com/1191/405225/225127620_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Tyrannosarus Rex Dinosaur Coprolite: Late Cretaceous Period, circa 70-66.5 million years B.P. An irregular mass of fossilised dung. 105 grams, 67 mm (2 5/8 in.). [No Reserve] From a Lincolnshire, UK, collection. TimeLine Auctions follows](https://p1.liveauctioneers.com/1191/405225/225127619_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Calymene Trilobite Nodule: Devonian Period, circa 390 million years B.P. An opened nodule containing a Calymene sp. specimen; repaired. 158 grams total, 56-60 mm (2 1/4 - 2 3/8 in.). [No Reserve] From a Cambridgeshire, UK, coll](https://p1.liveauctioneers.com/1191/405225/225127585_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Brittle Star: Ordovician Period, circa 485-443 million years B.P. An irregular matrix with Ophiuroidea sp. specimen; repaired. 367 grams, 13.2 cm (5 1/4 in.). [No Reserve] From a Lincolnshire, UK, collection. TimeL](https://p1.liveauctioneers.com/1191/405225/225127576_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)
![Fossil Shrimp Group: Cretaceous Period, circa 110 million years B.P. Comprising three matrices, each with a Carpopenaeus sp. specimen. 230 grams total, 57-76 mm (2 1/4 - 3 in.). [3, No Reserve] From Lebanon. From a Lincol](https://p1.liveauctioneers.com/1191/405225/225127539_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)











![Polished Composite Ammonite Plate: Jurassic Period, circa 199-145 million years B.P. A circular composite plate composed of overlapping Cleoniceras sp. ammonites. 617 grams, 22.5 cm (8 7/8 in.). [No Reserve] From Madagascar. From a Lin](https://p1.liveauctioneers.com/1191/405225/225127653_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![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)
![Fossil Diplomystus Fish: Eocene Period, circa 58-36 million years B.P. Diplomystus birdi sp. fossil fish on a matrix slab showing good detail to the spine and ribs. 382 grams, 10 cm (4 in.). [No Reserve] From Lebanon. From a](https://p1.liveauctioneers.com/1191/405225/225127651_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Polished Fossil Sea Urchin Pair: Eocene Period, circa 58-36 million years B.P. Comprising two large, domed specimens with polished upper faces. 277 grams total, 65-75 mm (2 1/2 - 3 in.). [2, No Reserve] From a Lincolnshire, UK, colle](https://p1.liveauctioneers.com/1191/405225/225127636_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Elrathia Trilobite Pair: Devonian Period, circa 385-359 million years B.P. Comprising two Elrathia kingii specimens on rectangular matrices. 236 grams total, 8-10.7 cm (3 1/8 - 4 1/4 in.). [2, No Reserve] From a Lincolnshire,](https://p1.liveauctioneers.com/1191/405225/225127625_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 Knightia Alta Fish Group: Eocene Period, circa 58-36 million years B.P. Comprising three rounded matrices, each with a Knightia alta specimen. 198 grams total, 78-87 mm (3 - 3 3/8 in.). [No Reserve] From USA. From a Lincolnshi](https://p1.liveauctioneers.com/1191/405225/225127605_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)



