250-500 Million Year Old Brachiopods Fossils

Ammonite pearlized fossil 250 - 500 million years old with brillian silver rainbow colors - condition is good for its age -about 1 1/2 x 1 3/4 inches

Fossil ammonite specimen from north Africa -about 250-500 million years old in original condition - about 6 1/2 x 3 1/2 inches

Fossil fish from Wyoming -about 250 -500 million years old -in matrix - 2 fish -very fine detail and condition - about 4 x 6 x 1 "

Ammonite in matrix as found- opalized chocolate tone 250-500 million years old -about 1 1/2 x 1 inch large specimen in matrix- other ammonites in same matrix as well.

Prehistoric brachiopods, marine animals fossils displayed within a museum case. 1" - 1 1/2" fossils in 3 1/2" X 9" case. Brachiopods have a very long history of life on Earth, first appearing as fossi

GREAT LOT OF DESERT ROSE GYPSUM FOSSILS, GREAT EXAMPLES, 250 MILLION YEAR OLD FOSSILS!

AMAZING TRILOBITE FOSSIL, VERY WELL PRESERVED AND HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSILS!

AMAZING TRILOBITE IN MATRIX, VERY WELL PRESERVED & HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSIL

AMAZING TRILOBITE FOSSIL, VERY WELL PRESERVED & HIGHLY DETAILED EXAMPLE, 300-500 MILLION YEAR OLD FOSSIL

LOT OF 3 LARGE TRILOBITE FOSSILS, 500 MILLION YEARS OLD

Opalized rainbow sheen ammonite with high gloss - good condition for ancient fossil -about 250 million years old - 2 x 1 1/2 "

Fossil mollusk specimen 250 million years old from Madagascar - all mineralized - blue gray color and very unique -about 3 x 1 1/2 inches

A very ancient Trilobite fossil from the Paleozoic period. Approximately from 540 to 250 million years old. A white stone with a contrasting black trilobite on top. At the bottom of the stone, there i

Sterling fossil ammonite ring highly polished - over 250 million years old - about size 7

Pearlized iridescent ammonite specimen 250 million years old -about 2 1/4 inches in diameter

Ancient fossilized ammonite pearlized and showing rainbow sheen -about 2 inches in diameter and approx. 250 million plus years old - good condition especially for its age.

Group of 3 prehistoric fossils, marine animals, brachiopods. 240 - 545 million years old. Beautiful specimens. Morocco origin. 1" -1 1/4" size. In 3 1/2" museum display case. Brachiopods have a very l

Five Prehistoric Fossils Cambrian Period and Later, Circa 500 million-5 million years ago Comprising:A Trilobite, Cambrian to Permian Period, circa 500- 250 million years ago, a Carpoid, Cambrian to E

Group of 6 Various Sea Creature Fossils. Trilobite, brachiopods. Ohio and Michigan. Devonian period 430-480 million years old. All in very fine, well preserved condition with excellent, clear detail.

Triassic Period, c.250 million years BP. A complete fossil Keichousaurus hui in a veined rectangular matrix. 2.8 kg, 29cm wide (11 1/2"). From Xingyi, Guizhou, China. Acquired 1970s-1980s. Old Lincoln

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

Ordovician-Permian, 488-252 million years BP. A group of eight brachiopods, including one spirifer and seven terebratulids, in old white card trays with A.B. Cotterill Collection, Wollaton, Nottingham

Carboniferous-Jurassic, 359-145 million years BP. A group of seven brachiopod specimens, including four spirifers (two in matrix), and three terebratulids, in old white and brown card trays with A.B.

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