Fossil of Fern Leaf, 200 Million Years Old

7''x6''x0.3''. Fossil Ferns - Pennsylvanian Period 260 million years olf Preserved in beds of slate.

NICE SAND DOLLAR / STARFISH / SEA URCHIN FOSSIL FROM MADAGASCAR, 200 MILLION YEAR OLD FOSSILS

NICE SAND DOLLAR / STARFISH / SEA URCHIN FOSSIL FROM MADAGASCAR, 200 MILLION YEAR OLD FOSSILS

A GROUP OF TWO PREHISTORIC PETRIFIED WOOD FOSSIL SPECIMENS, APPROXIMATELY 200 MILLION YEARS OLD, comprising two free form wood fossils, the larger black and white specimen with a highly polished surfa

Sea urchin fossil. Jurassic 140-200 million years old. 70mm X 70mm X 20mm. 114 Grams.

Fossil ferns pinnules, Alleropteris. Pennsylvanian, 300 million years old

BEAUTIFUL 7 3/4" x 7 1/8"" LARGE SLAB OF PETRIFIED WOOD, VERY COLORFUL EXAMPLE, OVER 200 MILLION YEAR OLD FOSSILS

With an old tag that reads, "Penna. Fern Fossil, St. Clair, 310 million years old, the mineral collection, Elkins Park, PA". Dimensions: 14 1/2" x 8 1/4". Provenance: From a local estate.

Middle Jurassic, Dogger Formation, 174-163 million years BP. A large split nodule showing negative and positive aspects of multiple fossil fern leaves. 402 grams, 11.5cm (4 1/2"). Property of a North

**Originally Listed At $200** United States, Devonian to Permian, ca. 360 to 300 million years ago; South America, Argentina, Mid Jurassic to Cretaceous, ca. 174.1 to 66 million years ago. A collectio

Triassic Period, 250-200 million years BP. A complete fossil Keichousaurus hui in a rectangular matrix. 2.9 kg, 30.4cm (12"). From an old Lincoln palaeontological collection, acquired 1970s-1980s; fro

A FOSSIL, attributed to the EOCENE (56-33.9 Million Years Old) EPOCH AND THE GREEN RIVER FORMATION, with fish, likely knightia, a leaf, and branch. 10" x 15"

Permian Period, 299-252 million years BP. A Glossopteris browniana fossil leaf assemblage from the Illawarra Coal Measures, Dunedoo, New South Wales, Australia. 1101 grams, 23cm (9"). From an old Bris

Early Carboniferous Period, 300 million years BP. A fossil of the seed fern Neuropteris cordata comprising a stalk of the plant to one face and a stalk and frond imprint to the other; with old Gregory

Carboniferous Period, 350 million years BP. An outer section of the seed fern Neuropteris semirecticulatum with good preservation of the attachment points for the seed-bearing fronds, with old Gregory

Eocene Period, 58-36 million years BP. A fossilised poplar Populus wilmette leaf on a rectangular matrix. 365 grams, 11cm (4 1/2"). From an old Lincolnshire collection 1980s; from the Parachute Creek

Eocene Period, 58-36 million years BP. A fossilised Castanea, chestnut leaf on a rectangular matrix. 576 grams, 16cm (6 1/2"). From an old Lincolnshire collection 1980s; from the Parachute Creek Membe

Jurassic Period, 200-145 million years BP. A sawn and polished pair of ammonite halves from Madagascar, showing its inner chambered structure, in an old white card tray with label reading: 'AMMONITE,

Dinosaur Dung Poop Coprolite Fossil Millions Years Old

Dinosaur Dung Poop Coprolite Fossil Millions Years Old

Dinosaur Dung Poop Coprolite Fossil Millions Years Old

Dinosaur Dung Poop Coprolite Fossil Millions Years Old

MASSIVE 10" ORTHOCERAS DISPLAY IN MATRIX, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT LARGE EXAMPLE THAT DISPLAYS WELL

MASSIVE 12 1/4" ORTHOCERAS DISPLAY IN MATRIX, 500-200 MILLION YEARS OLD, FROM THE TRIASIC PERIOD, GREAT LARGE EXAMPLE THAT DISPLAYS WELL