Sold2015Natural History - Knightia Fossil Fish in MatrixEocene Period, 58-36 million years BP. A sedimentary matrix with a Knightia alta fossil fish from Wyoming (Green River Formation), USA. 2.2 kg, 31cm (12 1/4"). Property of a Lincolnshire, UK, gentlemaSee Sold Price
Sold2015Natural History - Fossil FishEocene Period, 58-36 million years BP. A fossil Knightia alta fish in matrix from Wyoming (Green River Formation), USA. 216 grams, 15cm (5 3/4"). Property of a Lincolnshire, UK, gentleman; acquired onSee Sold Price
Sold2017Natural History - Fossil Knightia alta FishEocene Period, 58-36 million years BP. A Knightia alta fossil fish from the Eocene period of Wyoming (Green River Formation), USA. 346 grams, 17.5cm (7"). From the Pradi Collection, Boston, USA; acquiSee Sold Price
Sold2022FOSSILIZED FISH - GREEN RIVER FORMATION, WYOMINGFossilized fish plaque / slab from the Green River Formation, Wyoming. Measures a total of 9" tall x 8" wide x .25" thick. Includes original pamphlet. Condition: small nicks and losses to edges of slaSee Sold Price
Sold2024Large Fossilized Eocene Palm Frond Inlaid w/ FishNorth 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 placeSee Sold Price
Sold2023Fossilized Knightia Shoal / Life Assemblage of 317 Fish**Originally Listed At $2500** North America, Wyoming, Green River Formation, Eocene Period, ca. 53.5 to 48.5 million years ago. An extraordinary shoal of approximately 317 Knightia fish that fossilizSee Sold Price
Sold2022Large Fossilized Diplomystus Fish in Stone MatrixNorth 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 fosSee Sold Price
Sold2023Fossilized Eocene Palm Frond Inlaid w/ FishNorth America, Western United States, Wyoming, Green River Formation, Eocene Period, ca. 53.5 to 48.5 million years ago. A sandstone matrix with the tips of a fossilized palm frond inlaid with prehistSee Sold Price
Sold2022Eocene Fossil Priscacara Fish in Stone MatrixNorth America, Western United States, Wyoming, Green River Formation, Eocene, ca. 40 million years ago. A pair of well-preserved overlapping Priscacara fish fossils encased in a stone matrix, preparedSee Sold Price
Sold2023Fossilized Green River Fossil Leaf & Knightia FishNorth 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! TheSee Sold Price
Sold2021Fossilized Priscacara Fish in Sandstone MatrixNorth 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 sunfSee Sold Price
Sold2024Asineops Fish Fossil, Green River Formation, Wyoming [132996]From the classic Green River Formation near Kemmerer in western Wyoming, comes this artfully prepared Asineops fish fossil. The fish is about 6.25 inches long in a block of fine-grained rock that is aSee Sold Price
Sold2023Natural History - Knightia Fossil FishEocene Period, circa 56-33 million years B.P. Knightia alta specimen on a rectangular matrix. 200 grams, 11.7 cm (4 5/8 in.). From Wyoming (Green River Formation), USA. Acquired during 1980s. From theSee Sold Price
Sold2022Wyoming Fossil Fish in MatrixEocene Period, 58-36 million years B.P. A Knightia sp.(?) fossil fish in an irregular matrix. 177 grams, 12.5 cm wide (5 in.). From Wyoming (Green River Formation), USA. From a Lincolnshire, UK, colleSee Sold Price
Sold2023Natural History - Knightia Fossil FishEocene Period, 56-33 million years B.P. A Knightia alta fossil fish in matrix. 277 grams, 13 x 9.5 cm (5 1/8 x 3 3/4 in.). From Wyoming, Green River Formation, U.S.A.Acquired during the 1980s.From theSee Sold Price
Sold2022Wyoming Fossil Fish in MatrixEocene Period, 58-36 million years B.P. A group of four fossil Knightia sp.(?) fish in a sub-circular sedimentary stone matrix. 184 grams, 15.2 cm (6 in.). From Wyoming (Green River Formation), USA. FSee Sold Price
Sold2022Knightia Fossil Fish in Matrix GroupEocene Period, 58-36 million years B.P. A group of four Knightia sp. fossil fish in three matrices. 176 grams total, 74-97 mm (2 7/8 - 3 7/8 in.). From Wyoming (Green River Formation), USA. From a LinSee Sold Price
Sold20233 3/8" Fish Fossil, Green River Formation, Wyoming3 3/8" Fish Fossil, Green River Formation, WyomingSee Sold Price
Sold2022Knightia Fossil FishEocene Period, 56-33 million years B.P. A pair of Knightia alta fossil fish in matrix. 374 grams, 15.4 x 10.3 cm (6 x 4 in.). From Wyoming, Green River Formation, U.S.A. Acquired during the 1980s. FroSee Sold Price
Sold20233.5/8" Fish Fossil, Green River Formation Wyoming3.5/8" Fish Fossil, Green River Formation WyomingSee Sold Price
Sold2021Fish, Fossil, Rock, Natural, Decor, Collectible,Fossil Fish Diplomystus Green River Formation Wyoming 15 x 12See Sold Price
Sold2022Fish, Fossil, Rock, Natural, Decor, Collectible, Specimen, Green River Formation,Fossil Fish Diplomystus Green River Formation WyomingSee Sold Price
Sold2017Large Fossilized Fish Plaque - Wyoming Green RiverNorth 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. ThSee Sold Price
Sold2021Fish, Fossil, Rock, Natural, Decor, Collectible,Fossil Fish Priscacara Green River Formation Wyoming 12 x 10See Sold Price
May 19Heartland Artifact Auctions IncKnightia Fish Fossils, found in the Green River Formation, Kemmerer Wyoming$10
May 16Zikorn Arts & History ObjectsRobert F. Leslie, Inscribed 1st Edition: Read the Wild Water 1966$25
Featured6 days LeftBill Hood & Sons Art & Antique AuctionsSerpentine Sculpture of Two Frogs on a Rock Formation, 20th Century - A highly detailed carved$375
May 18Rich Penn AuctionsSoda Fountain Syrup Dispenser, Green River, green & yellow pottery w/1 gal glass jug, Good+ cond$50(1 bid)
3 days LeftKing's Auctions IncHerend Hungary Rooster - Handpainted Porcelain Signed 5032-0-00 VHV$50(1 bid)
May 05Taylor & Harris12 Royal Doulton England for Tiffany & Co. porcelain fish plates, Signed. circa 1900.$600
May 11Crescent City Auction GalleryTwo Cased Sets of Cutlery, 19th c., Green Case- H.- 3 in., W.- 14 3/4 in., D.- 10 3/4 in. (35 Pcs.)$325
May 09Freeman's | HindmanJoellyn Duesberry (American, 1944-2016) The Snake River, Jackson, Wyoming, 1988$2,000
May 16Potter & Potter AuctionsNASON, Ben (1915 – ?). Connecticut / The New Haven Railroad...$500