Large Fossilized Fish Positive Negative In Matrix.

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

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

Lower Cretaceous Period, 120 million years BP. A large fossil Tharriasararipes fish in a positive and negative nodule from the Santana formation, Albian, of Ceara, Araripe Plateau, Brasil. 4.1 kg tota

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

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

North America, modern-day Wyoming, Green River Formation, Lower Eocene period, ca. 50 million years ago. A trio of stone-cased fish fossils, including Knightis, Mioplosus Labrocoides, and Priscara. Th

**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

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

TAXIDERMY

Large panel of fossilized fish, 8.3"L

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

Northwestern Europe, England, Weymouth, Lower Oxfordian / Kimmeridgian Formation, Late Jurassic, ca. 163.5 to 157.3 million years ago. A stunning fossil from a carnivorous fish, Thrissops, within a la

North America, Western United States, Wyoming, Green River Formation, Eocene, ca. 40 million years ago. This is a stunning fossilized fish encased in a sandstone matrix: Priscacara, known for its sunf

This prehistoric "Cockerellites lips" fish was related to the modern bass and was a predator. The fossil is from 51 million year old Eocene limestone sediments of the Green River Formation of Wyoming.

Eocene Epoch Cretaceous fish fossils from Brazil. Approximately 50 million years ago. Museum quality. Each rock slab secured by metal mounts on dark colored rectangular wooden plaque. Good estate fres

Split Nodule Pair Fish Fossil, fantastic positive and negative image of ancient fish, mouth, eyes, scales and tail all highly visible, stone encasement has been chiseled smoothed for display, 21" x 5"

Title : Huge fossil trilobite – On matrix – Negative + Positive part – Cambropallas telesto Species: Cambropallas telesto Age: Middle Cambrian Locality: Jbel Wawrmast, Tinjdad, Mo

Pearly Iridescent Ammonite with Nodule Matrix A positive-negative pearly, iridescent ammonite that can be completely removed from its matrix. Described as a 'puzzle-piece', this unique ammonite is sit

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

**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

A LARGE PREHISTORIC FOSSILIZED GREEN RIVER FORMATION FISH. 92 cm x 64 cm.

A large fossil Knightia alta fish in matrix slab showing fine detail. 815 grams, 22.5cm (9"). From the Pradi Collection, Boston, USA; acquired during the 1980s; from the Green River Formation, Wyoming

**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

This collection is coming from a Professional American photographer and collector during the last 30 years in LA, CA. His large collection includes many original positives and negatives from professio