Sold2022ORTHOCERAS FOSSIL PLATE, ORDOVICIAN PERIODDiscovered near Morocco,Ordovician period. Mass casualty orthoceras fossil plate, having multiple cephalopods in a dark grey stone matrix; on an acrylic stand. Unmarked. Approx. h. 20", w. 18", d. 2.5See Sold Price
Sold2022LARGE ORTHOCERAS FOSSIL PLATE, ORDOVICIAN PERIODDiscovered near Morocco,Ordovician period. Mass casualty orthoceras fossil plate, having multiple cephalopods and one large center one, in a dark grey stone matrix. Accompanied by scroll copper stand.See Sold Price
Sold2023POLISHED AMMONITE & ORTHOCERAS FOSSIL PLATEPolished ammonite and orthoceras fossil plate, dating to the Carboniferous Period 350 million years ago, this specimen having a single ammonite and a single orthoceras fossil in tobacco and taupe stonSee Sold Price
Sold202223 LB. LARGE ORTHOCERAS FOSSIL SPECIMEN 19 X 15"134084 23 LB. LARGE ORTHOCERAS FOSSIL SPECIMEN 19 X 15" 19 X 15" large 23 Lb. Orthoceras fossil specimen from the middle Ordovician time period (485-443 million years ago). Orthoceras is a genus of exSee Sold Price
Sold202218 LB. ORTHOCERAS FOSSIL SPECIMEN 16 X 17"134085 18 LB. ORTHOCERAS FOSSIL SPECIMEN 16 X 17" 16 X 17" large 18 Lb. Orthoceras fossil specimen from the middle Ordovician time period (485-443 million years ago). Orthoceras is a genus of extinctSee Sold Price
Sold2018Natural History - Orthoceras Fossil Display PlatePalaeozoic Period, 350 million years BP. A polished display plate of Orthoceras regulare, showing the fossil structures. 1.7 kg, 24.5cm (9 3/4"). From an old Cambridge, UK, collection; from the AtlasSee Sold Price
Sold2019Natural History - Polished Fossil OrthocerasOrdovician Period, 360 million years BP. A large cut and polished straight cephalopod Orthoceras sp. 295 grams total, 12.5cm (5"). From an old Lincolnshire collection 1980s; from Erfoud, Morocco, NortSee Sold Price
Sold2021Prehistoric Orthoceras Squid Fossils 450 Mil Year CoolThese Mid-Ordovician Period, 470 - 458 million year old, fossils are exposed and have been given a high polish to better view these extinct squid-like creatures from their surrounding matrix. The slaSee Sold Price
Sold2018Natural History - Fossil Starfish Mortality PlateOrdovician Period, 450 million years BP. A mortality plate displaying five large brittlestars, Ophiura sp. showing much detail. 1.9 kg, 28cm (11"). Property of a Lincolnshire gentleman; formerly in anSee Sold Price
Sold2017Natural History - Fossil Starfish Mortality PlateOrdovician Period, 485-444 million years BP. A mortality plate displaying two large brittlestars, Ophiura sp. from the Kataoua formation in Blekus, Morocco. 860 grams, 18x17cm (7 x 6 3/4"). From an olSee Sold Price
Sold2018Natural History - Fossil Starfish Mortality PlateOrdovician Period, 450 million years BP. A mortality plate displaying four large brittlestars, Ophiura sp. showing much detail. 1.7 kg, 29.5cm (11 1/2"). Property of a Lincolnshire gentleman; formerlySee Sold Price
Sold2022Fossil Brittle Star Fish PlateOrdovician Period, 485-444 million years B.P. An irregular matrix displaying two Ophiura sp. brittle stars. 798 grams, 22 cm (8 5/8 in.). From a Cambridgeshire, UK, collection. [No Reserve]See Sold Price
Sold2021Twin Fossil Starfish on MatrixOrdovician Period, 485-444 million years BP. A mortality plate displaying two large brittle stars, Ophiura sp. showing much detail. 1.8 kg, 30cm (11 3/4"). From a Cambridgeshire collection. [No ReservSee Sold Price
Sold2018Natural History - Mixed Fossil CollectionJurassic-Ordovician Periods, 201-445 million years BP. A group of five fossils comprising three trilobites: two Calymene sp., and one Phacops sp., and two Orthoceras sp. 725 grams, 48mm-12cm (2-4 3/4"See Sold Price
Sold2021Fossils & Ammonite Grouping, Morocco (21 in. x 30 in.).Exceptionally large and stunning fossil stone slab plate. set in a dark stone matrix containing various polished ammonites and orthoceras. Dating to the Carboniferous Period 350 million years old founSee Sold Price
Sold2023ORTHOCERAS FOSSIL PLATE ON ACRYLIC BASE, 14"HOrthoceras fossil plate, mounted on an acrylic base, specimen: approx 13"h, 13"w, overall: approx 14.25"h, 13"w, 4"d, 15lbs Start Price: $150.00See Sold Price
Sold2023LARGE ORTHOCERAS FOSSIL PLATE NOW AS A TABLE LAMPLarge Orthoceras fossil plate, now mounted as a table lamp, on stone base, fossil specimen: approx 15"h, 14.5"w, 2.5"d overall: approx 29.25"h, 19 5/8"w, 9.75"d, 26.75lbs Start Price: $200.00See Sold Price
Sold2021LARGE POLISHED ORTHOCERAS FOSSIL PLATE, 25" X 14"Large polished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 25"l, 14"w Start Price: $100.00See Sold Price
Sold2021HUGE ORTHOCERAS FOSSIL PLATEHUGE ORTHOCERAS FOSSIL PLATE - (F126) 28.6 LBS Height: 17.6 in. by Width: 15.25 in. by Depth: .25See Sold Price
Sold2021LARGE POLISHED ORTHOCERAS FOSSIL PLATELarge black polished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 13.5"l, 22"w, 22lbs **Provenance: Eight Point Ranch, Elgin, Texas** Start Price: $80.00See Sold Price
Sold2023POLISHED ORTHOCERAS FOSSIL PLATEPolished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 14.25"h, 13.5"w, 13.25lbs Start Price: $80.00See Sold Price
Sold2024Orthoceras Fossil PlatePolished Orthoceras fossil plate, with stand..some discoloration, 1 specimen with damage..18.5W x 12DSee Sold Price
Sold2022Large Orthoceras Fossil Plate Specimen with 5 SpearsLarge Orthoceras Fossil plate 5 spear display specimen from Morocco. The front has been polished while the back remains natural. Orthoceras (“straight horn”) is a genus of extinct nautiloiSee Sold Price
4 days LeftTimeLine Auctions Ltd.Natural History - Polished Fossil Orthoceras and Goniatite Stand on Rock£5
4 days LeftTimeLine Auctions Ltd.Natural History - Polished Fossil Orthoceras and Goniatite Display£5