Sold2023Natural History - Large Polished Fossil 'Sand Dollar' Multi DisplayMiocene Period, circa 25 million years B.P.. Composed of several fossil sea urchins or sand dollars in a matrix. 4.6 kg, 34.5 cm (13 5/8 in.). From France.See Sold Price
Sold2019Natural History - Fossil Sea UrchinJurassic Period, Bajocian Stage, 175-160 million years BP. A free standing Clypeus ploti sea urchin on a matrix. 995 grams, 11cm (4 1/4"). From an old Bristol palaeontological collection; acquired 195See Sold Price
Sold2024Natural History - Cut and Polished Fossil Ammonite PairCretaceous Period, circa 113-100 million years B.P. Comprising a polished Cleoniceras sp. ammonite cut into halves and showing the internal crystallisation of the gas chambers. 124 grams total, 69 mmSee 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
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
Sold2019Natural History - British Clypeus Oolite Fossil SeaMiddle Jurassic Period, 174-163 million years BP. A Clypeus ploti sea urchin fossil from Cheltemham, Gloucestershire, UK; small collector's information sticker to the base. 201 grams, 80mm (3 1/4"). FSee Sold Price
Sold2023Natural History - Orthoceras Fossil Book End PairDevonian Period, 417-354 million years B.P. A pair of polished fossil book ends, each trapezoidal and displaying a raised Orthoceras sp. fossil. 2 kg total, 12 cm high each (4 3/4 in.). From Morocco,See Sold Price
Sold2024Natural History - Polished Orthoceras Book End PairDevonian Period, circa 417-354 million years B.P.. Each polished and cut from a single block containing multiple Orthoceras sp. and other fossil specimens. 1.95 kg total, 12.2 cm high (4 3/4 in.). FroSee Sold Price
Sold2015Natural History - Fossil Coral ColonyDevonian Period, 416-359 million years BP. A large fossil coral colony specimen pair, polished on one side to reveal the detail and colour of the species Arachnophyllum pentagonam, from Assa Zag, WestSee Sold Price
Sold2016Natural History - Museum Quality Pine Cone FossilJurassic Period, 199-145 million years BP. A very detailed and colourful museum-quality fossil pine cone pair Araucaria Mirabilis from Cerro Cuadrado, Patagonia, Argentina; the polished cone with stroSee 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
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
Sold2024Natural History - Polished Fossil ChaliceDevonian Period, circa 417-354 million years B.P. Footed chalice with a wide bowl; fossil inclusions. 309 grams, 10.9 cm (4 1/4 in.). From a collection acquired on the UK art market from various auctiSee Sold Price
Sold2024Natural History - Polished Fossil Cleoniceras AmmoniteCretaceous Period, circa 113-100 million years B.P. Polished to reveal the internal suture lines, some iridescence to the centre. 188 grams, 93 mm (3 5/8 in.). From Madagascar. From a Lincolnshire, UKSee Sold Price
Sold2024Natural History - Polished Fossil Orthoceras and Goniatite DisplayDevonian Period, circa 417-354 million years B.P. A large sized freestanding textured matrix with two Goniatite sp. specimens and a single Orthoceras sp. specimen. 896 grams, 26.4 cm (10 3/8 in.). FroSee Sold Price
Sold2023Natural History - Polished Fossil Goniatite Book EndsDevonian Period, circa 417-354 million years B.P. Cut and polished from a single fossiliferous block and each side set with a large Goniatite sp. specimen. 3.4 kg total, 15.3 cm high each (6 in.). FroSee Sold Price
Sold2023Natural History - Polished Fossil Goniatite and Orthoceras StandDevonian Period, circa 417-354 million years B.P. Both set on a textured freestanding matrix and polished to reveal the internal gas chambers. 810 grams, 16 cm high (6 1/4 in.). From a Cambridgeshire,See Sold Price
Sold2024Natural History - Polished Fossil Goniatite GroupDevonian Period, circa 417-354 million years B.P. Comprising three polished, dome-shaped masses, each with a central Goniatite sp. specimen. 368 grams total, 70-75 mm (2 3/4 - 3 in.). From the Atlas MSee Sold Price
Sold2024Natural History - Polished Fossil Wood SliceTriassic Period, circa 250-200 million years B.P. A cut and polished section of fossilised tree with some fine detail. 348 grams, 13.4 cm (5 1/4 in.). From Madagascar. From a Cambridgeshire, UK, colleSee Sold Price
Sold2024Natural History - Polished Fossil Orthoceras on RockDevonian Period, circa 417-354 million years B.P. Comprising a bullet-shaped Orthoceras sp. specimen showing internal chambers, and two further polished shapes showing partials. 1.2 kg, 15.7 cm (6 1/8See Sold Price
Sold2024Natural History - Polished Fossil Wood SliceTriassic Period, circa 250-200 million years B.P. A cut and polished section of fossilised tree with some fine detail. 329 grams, 15 cm (5 7/8 in.). From Madagascar. From a Cambridgeshire, UK, collectSee 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
Sold2015Natural History - Polished Orthoceras Fossil BlockDevonian Period, 417-354 million years BP. A rectangular stone block displaying orthoceras fossils, polished on all six faces. 8 kg, 30 x 7 x 14cm (11 3/4 x 2 3/4 x 5 1/2"). Property of a London gentlSee Sold Price
Sold2015Natural History - Polished Orthoceras Fossil TowerSilurian Period, 400 million years BC. A free-standing pillar of orthoceras-rich matrix, with four specimens exposed and polished. 1.4 kg, 23cm (9"). From an important London collection, acquired in tSee Sold Price
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: Four polished hardstone specimen eggs to include lapis lazuli,£30
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: A large polished hardstone specimen sphere. Approx. 6" diameter£30
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: A quantity of polished hardstone specimen eggs, examples to£20
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: A quantity of polished hardstone specimen spheres, examples to£30
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: A quantity of polished hardstone specimen spheres, examples to£30
7 days LeftClaydon Auctioneers LtdNatural History / Geology Interest: A quantity of polished hardstone specimen spheres, examples to£30
2 days LeftBonhamsA magnificent pair of Flight, Barr and Barr Worcester ice pails and covers by Thomas Baxter, cir...£12,000
5 days LeftTrillium Antique Prints & Rare BooksEdwards - Pair of Duck Engravings (Summer Duck, Chinese Teal)$50
Jun 27Forum AuctionsNatural History.- Moore (Thomas) The Octavo Nature-Printed British Ferns, 2 vol., 1859 & another (3)£150
5 days LeftTrillium Antique Prints & Rare BooksD'Orbigny - Pair of Engravings: Crawfish, Mantis Shrimp$25(1 bid)
5 days LeftTrillium Antique Prints & Rare BooksDonovan - 6 Sea Life Engravings (Ray, Blenny, Lamprey, Eel)$25
Jun 30Global Auctions CompanyJohn Gould & W. Hart Hand Colored Bird Lithograph Harpactues Erythrocephalus$450