Fossilized Keichousaurus Dinosaur in Stone Matrix

East Asia, China, Cretaceous Period, ca. 65.5 to 145.5 million years ago. Wow! A clutch of fossilized dinosaur eggs within a stone matrix from a species of ornithopod, three toed species of dinosaurs.

North America, Massachusetts, South Hadley, Portland Formation, Early Jurassic, ca. 190 million years ago. Astounding dinosaur footprints encased in a sandstone matrix on both sides! The prints face o

Ancient Seas, Morocco, Hamar Laghdad Formation, Devonian period, ca. 419.2 to 358.9 million years ago. A fine collection of 3 separate stone matrixes that each contain a fossilized trilobite, each a d

North America, Wyoming, Green River Formation, Eocene Period, ca. 53.5 to 48.5 million years ago. A fabulous and large stone matrix from the "18 inch" layer of the Green River Formation, bearing a fos

Ancient Seas, Lebanon, Upper Jurassic to Cretaceous period, ca. 163.5 to 66 Million years ago. Wow! This is a fabulous stone matrix with 4 complete fossils of the extinct shrimp known as Carpopenaeus

Ancient Seas, Morocco, Hamar Laghdad Formation, Devonian period, ca. 419.2 to 358.9 Million years ago. A fantastic and well preserved fossilized trilobite raised above a stone matrix. The trilobite ha

**Originally Listed At $350** Ancient Seas, Morocco, Devonian Period, ca. 416 to 359.2 million years ago. A large, fossilized trilobite of the Paralajurus species, with excellent remaining details, di

North America, Wyoming, Green River Formation, Eocene Period, ca. 53.5 to 48.5 million years ago. A stone matrix containing fossilized palm fronds inlaid with a prehistoric fish, Priscacara. The place

Ancient Seas, Lebanon, Haquel, Late Cretaceous period, ca. 100.5 to 93 Million years ago. Wow! This is a wonderful fossilized prehistoric nephropidae of the genus Homarus hakelensis, a direct relative

**First Time At Auction** Ancient Seas, United States, Wyoming, Lincoln County, Green River Formation, Eocene Period, ca. 56 to 33.9 Million years ago. A wonderful group of 5 prehistoric Knightia fish

**First Time At Auction** North America, likely Utah, Green River Formation, Eocene Period, ca. 53.5 to 48.5 million years ago. A partial prehistoric sycamore leaf (Platanus genus) encased in a stone

Ancient Seas, Eastern Europe, probably Russia, Ordovician Period, ca. 485.4 to 443.8 million years ago. A charming group of four fossilized trilobites captured on a stone matrix from where they once p

Triassic Period, 250-200 million years BP. A complete fossil Keichousaurus hui marine 'dinosaur' skeleton on matrix. 1.5 kg, 27.3cm (10 3/4"). From a Lincoln palaeontological collection; acquired 1970

Ancient Seas, Morocco, mid Devonian period, ca. 393.3 to 382.7 Million years ago. A fantastic fossilized trilobite encased within a stone matrix, with a slightly curled profile. The magnificent triden

Ancient Seas, Russia, St. Petersburg, Volkhov River, Ordovician Period, ca. 485.4 to 443.8 Million years ago. Two charming fossilized trilobites captured on a stone matrix from where they once patroll

Cretaceous Period, 145-65 million years B.P. A group of four large complete or near-complete fossil vertebrae from a Plesiosaur sp. marine dinosaur, set into a sedimentary stone matrix with plaster ba

Ancient seas, Paleozoic period, ca. 300 to 400 million years ago. A massive stone matrix with dozens of fossilized brachiopod shells and impressions! The stone is supported with a lovely rosewood fram

egg shaped stone with dinosaur bones (9.2"x6.5"dia), fossilized sea urchins and fossilized coral

North Africa, Anti Atlas Mountains, Ktaoua formation, Ordovician, ca. 488 to 443 million years ago. A rare and concentrated natural stone matrix of starfish and crinoids (sea lilies) that died and fos

Ancient Seas, Morocco, Mid Devonian period, ca. 387 million years ago. A fabulous trilobite fossil encased in a stone matrix. The trilobite is well preserved and retains much of the spikey pustules on

North America, Western United States, Montana, Fort Union Formation, Paleocene, ca. 66 to 58 million years ago. A fossilized leaf from a ginkgo tree (Ginkgo cranei) preserved in an orange stone matrix

**Originally Listed At $250** Ancient Seas, Morocco, Devonian Period, ca. 419.2 to 358.9 million years ago. This is an amazing stone matrix that has been prepared to show off the fossilized shells fro

Group of five collectible fossilized dinosaur carved balls in sphere or egg shape, the surface well carved and smoothed, with a quality stone box. 3.15inch H, 2.55inch W (largest).

Ancient Seas, North America, Ohio & New York, Rochester Shale Formation, Ordovician to Lower Silurian, ca. 425 million years ago. A great collection of trilobite fossils within 4 stone matrices. These