Heavily Fossilized Seaweed in Matrix

**First Time At Auction** North America, Wyoming, Lower Eocene, ca. 40 million years ago; East Asia, China, Jurassic to Cretaceous, ca. 199.6 to 70 million years ago. A pair of fossilized extinct preh

Antique Chinese, 18th/19th century, turquoise matrix scholars object either to be used as scroll weight, brush rest or scholars rock; the turquoise matrix heavily oxidized showing signs of handling an

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

North America, Western United States, Green River Formation, Eocene, ca. 40 million years ago. A pair of fossilized fish, a North American Priscacara in a square, flat matrix, and another unidentified

Originally listed at $400 North America, Midwestern United States, Ohio, Paleozoic period, ca. 300 to 400 million years ago. A pair of two slate matrixes containing a trilobite fossil in each and a b

**Originally Listed At $250** East Asia, China, Shandong Province, Jurassic to Cretaceous, ca. 199.6 to 70 million years ago. A fine split matrix of several fossilized Lycoptera fish imbedded in stone

TAXIDERMY

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

**Originally Listed At $300** Ancient Seas, North America, Oklahoma, Bois D'Arc Formation, Devonian, ca. 419.2 to 358.9 million years ago; Eastern Europe, Russia, St. Petersburg, Wolchow River, Lower

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

**Originally Listed At $250** Ancient Seas, Cretaceous to Oligocene, ca. 145.5 to 23 million years ago. This is a fine pair of matrixes containing fossilized shells from prehistoric marine life - sand

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

Western Europe, Germany, Eichstatt, Solnhofen (Altmuhltal) Formation, Jurassic Period, ca. 160 million years ago. A fossilized prehistoric lobster relative of the Mecochirus genus, within a square lim

**First Time At Auction** East Asia, China, Late Cretaceous Period, ca. 83 to 72 million years ago. A fossilized egg belonging to an Oviraptor! This dinosaur (Oviraptor philoceratops), was a type of a

Ancient Seas, Near East, Lebanon, Hajoula, Cretaceous Period, ca. 145.5 to 65.5 million years ago. A wonderful and large example of a prehistoric Perionelepis fish with a second fish species, fossiliz

**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

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 sandstone matrix containing a fossilized leaf inlaid with a fish fossil from the same formation! The

Large fossilized Phareodus fish in matrix. Measures 27" at longest point, 17 1/4" at widest, 1 1/2" thickness.

DESCRIPTION: Overprinted fossilized grallator footprint in matrix. CIRCA: Ancient DIMENSIONS: (Matrix) H: 1.5" W: 3.75" L: 5" - CONDITION: Great condition. See lot description for details on item cond

Ancient Seas & North America, United States, Pennsylvania, St. Clair, Carboniferous Period, ca. 358.9 to 298.9 million years old. A fascinating pair of slate matrices that contain fossilized ferns and

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

Bid with Confidence - Trust the Artemis Advantage: - 25+ years’ experience selling ancient and ethnographic art - Ancient items have been legally acquired, and are legal to sell - Accurate descripti

North America, United States, South Dakota, Pennington County, Cheyenne River, Pierre Shale Formation, Lower Cretaceous, 100.5 to 66 million years ago. A superb, fossilized ammonite of the Placenticer