Sold2023Natural History - Polished Ammonite PlateJurassic Period, 199-145 million years B.P. Comprising a composite of various sized ammonites with polished upper surface. 778 grams, 23 cm wide (9 in.). From Madagascar. From a Lincolnshire, UK, collSee Sold Price
Sold2023Natural History - Polished Fossil Ammonite PlateJurassic Period, circa 199-145 million years B.P. A composite plate containing a large number of variously sized ammonites, polished upper face. 835 grams, 24.7 cm (9 3/4 in.). From Madagascar. From aSee Sold Price
Sold2017Natural History - Polished Ammonite Fossil SpecimenJurassic Period, 200-145 million years BP. A sawn and polished pair of ammonite halves from Madagascar, showing its inner chambered structure, in an old white card tray with label reading: 'AMMONITE,See Sold Price
Sold2016Natural History - Cleoniceras Polished Ammonite PairCretaceous Period, Albian Stage, 113-100 million years BP. A group of two A-grade, cut and polished Cleoniceras sp. ammonites from Madagascar, polished through much of the shell to reveal the calciteSee Sold Price
Sold2015Natural History - Fossil Polished AmmoniteBacocian stage of the Jurassic Period, 168-172 million years BP. A large polished chambered ammonite Oolite sloenbachia sp. from Arbala, Middle Atlas Mountains, Morocco. 740 grams, 15cm (6"). PropertySee Sold Price
Sold2017Natural History - Cut & Polished AmmoniteUpper Cretaceous Period (Campanian), 76-75 million years BP. A large ammonite, from Fox Hills Formation, South Dakota, USA, cut and polished displaying the distinctive pattern of the cross-section chaSee Sold Price
Sold2017Natural History - Large Polished AmmoniteJurassic Period, Bacocian Stage, 168-172 million years BP. A large polished oolite Lytoceras sp. chambered ammonite from Arbala, Middle Atlas Mountains, Morocco, with the distinctive pattern of the crSee Sold Price
Sold2015Natural History - Large Psiloceras Ammonite PlateJurassic Period, 199-145 million years BP. A sedimentary slate(?) matrix with two large examples of the psiloceras ammonite and numerous others. 28 kg, 75cm (29 1/2"). From an important London collectSee Sold Price
Sold2023Natural History - Polished Douvilleiceras Fossil Ammonite GroupMiddle Cretaceous Period, circa 150 million years B.P. Comprising three Douvilleiceras sp. specimens (sometimes known as a Goat Horn), polished to reveal rich calcites and suture patterns. 160 grams tSee Sold Price
Sold2024Natural History - Cut and Polished Fossil AmmoniteCretaceous Period, circa 150 million years B.P.. Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers. 269 grams total, 10.5-10.7 cm (4 1/8 - 4 1/4 in.). From Madagascar.CoSee Sold Price
Sold2023Natural History - Cut and Polished Fossil AmmoniteMiddle Cretaceous Period, circa 150 million years B.P. Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers, some iridescence to outer surfaces. 220 grams, 95 mm each (3 3/See Sold Price
Sold2023Natural History - Cut and Polished Fossil AmmoniteJurassic Period, 199-145 million years B.P. A pair of cut and polished fossil ammonite halves, each displaying the gas chambers; possibly Cleoniceras sp. 172 grams total, 95-97 mm (3 3/4 - 3 7/8 in.).See Sold Price
Sold2023Natural History - Cut and Polished Fossil AmmoniteMiddle Cretaceous Period, 150 million years B.P.. Polished to reveal the distinctive structure of the Cleoniceras sp. chambers, some iridescence. 124 grams total, 77-81 mm (3 - 3 1/8 in.). From MadagaSee Sold Price
Sold2017Natural History - Cut and Polished Fossil AmmoniteCretaceous Period, Albian Stage, 113-100 million years BP. A group of eight small A-grade cut and polished Cleoniceras sp. ammonites from Madagascar, with the distinctive pattern of the cross-sectionSee Sold Price
Sold2023Natural History - Polished Goniatite Button Fossil Ammonite GroupDevonian Period, 417-354 million years B.P. A group of five polished Goniatite sp. fossil ammonite 'buttons'. 590 grams total, 73-86 mm (2 7/8 - 3 3/8 in.). From Morocco, North Africa.Ex CambridgeshirSee Sold Price
Sold2017Natural History - Madagascar Sliced Ammonite PairJurassic Period, 199-145 million years BP. A cut and polished ammonite with crystal formations in the cavities, from Madagascar. 705 grams, 15cm (6"). Property of a London lady; by inheritance; formerSee Sold Price
Sold2019Natural History - Ammonite Display CollectionJurassic Period, 201-145 million years BP. A group of cut and polished ammonite halves revealing the inner chambers, two in old white card trays with A.B. Cotterill Collection, Wollaton, Nottingham, USee Sold Price
Sold2023Natural History - Fossil Goniatite Bookend PairDevonian Period, 417-354 million years B.P. Comprising a pair of polished fossiliferous matrices set with a polished Goniatite ammonite. 3.4 kg total, 15 cm high (5 7/8 in.). From a Cambridgeshire, UKSee 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
Sold2021POLISHED AMMONITE & ORTHOCERAS FOSSILS STONE PLATELarge brown polished fossil plate in stone matrix, with nine small ammonites and four Orthoceras embedded in natural stone surface, approx 20.5"l, 19.75"w, 32lbs **Provenance: Eight Point Ranch, ElginSee Sold Price
Sold2023POLISHED AMMONITE ORTHOCERAS FOSSILS STONE PLATEA large vertical shaped brown polished fossil plate in stone matrix, with small Ammonites and Orthoceras embedded in natural stone surface. Geology Studies. Nautical Decor Items. Cabinet of CuriositieSee Sold Price
Sold2021POLISHED AMMONITE & ORTHOCERAS FOSSILS STONE PLATELarge brown polished fossil plate in stone matrix, with eleven small ammonites and twelve Orthoceras embedded in natural stone surface, approx 29.5"l, 10.5"w, 31lbs Start Price: $80.00See Sold Price
Sold2021POLISHED AMMONITE & ORTHOCERAS FOSSILS STONE PLATELarge polished fossil plate in stone matrix, with six ammonites and three Orthoceras embedded in natural stone surface, approx 18"l, 17"w, 29.5lbs Start Price: $100.00See Sold Price
Sold2019Natural History Fossil Fish and Ammonite GroupCretaceous Period, 200-65 million years BP. Group comprising: a small ammonite, cut and polished in two halves, with two small fossil fish specimens, in matrix. 618 grams total, 3.2-14.7cm (1 1/4 - 5See Sold Price
Jun 07TimeLine Auctions Ltd.Natural History - Polished Fossil Orthoceras and Goniatite Stand on Rock£5