Fossils
(419 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

![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 Bivalve Display: Probably Cretaceous Period, circa 93-89 million years B.P. A matrix containing a bivalve and single ammonite. 5.28 kg, 32.2 cm (12 3/4 in.). [No Reserve] From a Cambridgeshire, UK, collection. TimeLin](https://p1.liveauctioneers.com/1191/405225/225127583_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)
![Fossil Bison Molar Tooth: Pleistocene Epoch, 2.6 million-11,700 years B.P. From a young adult Bison antiquus. 44.9 grams, 65 mm (2 1/2 in.). [No Reserve] From Central Nebraska, USA. From the private collection of Kenneth Machi](https://p1.liveauctioneers.com/1191/405225/225127575_1_x.jpg?height=280&quality=70&sharpen=true&version=1769779778&width=280)
![Fossil Otodus Obliquus Shark Tooth Group: Eocene Period, circa 56-33 million years B.P. Comprising three tooth specimens, each set on a sandstone matrix. 727 grams total, 77-85 mm (3 - 3 3/8 in.). [3, No Reserve] From a Cambridgeshire, UK, co](https://p1.liveauctioneers.com/1191/405225/225127551_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)










![Fossil Ceratarges Trilobite: Devonian Period, circa 400 million years B.P. Likely Ceratarges spinosus showing the distinctive protective spines. 190 grams, 79 mm (3 1/8 in.). [No Reserve] From a Cambridgeshire, UK, collection. Ti](https://p1.liveauctioneers.com/1191/405225/225127554_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)



