Sold2016Natural History - Petrified Wood Fossil SpecimenJurassic Period, 199-145 million years BP. A sawn and polished section of a fossil wood (petrified wood) log from Patagonia retaining some original grain, in old white card tray with old Gregory, BottSee Sold Price
Sold2016Six Natural History SpecimensSix Natural History SpecimensGroup of six various natural history specimens: four petrified wood pieces, stromatolite slice and orthoceras plaque; L: 11 3/4" (longest)See Sold Price
Sold2022Miscellaneous Group of Stones, Fossils & ArrowheadsDescription: Miscellaneous Group of Stone Specimens, Fossils and Arrowheads, comprising 17 various rock and natural crystal specimens, a petrified wood specimen (1 1/4 in. x 5 in. x 2 3/4 in.), 8See Sold Price
Sold2018Large Natural History Group Fossilized Wood RocksLarge group of petrified wood, rock and crystal specimens in shades of pink and brown. Sizes range from 1 1/2" to 9".See Sold Price
Sold2023Natural History - Medium Uncut and Polished Fossilised Wood Branch Specimen GroupA group of ten fossil branch sections of varying length and thickness. 1.2 kg total, 6.3-10.7 cm (2 1/2 - 4 1/4 in.). From Madagascar. Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's).See Sold Price
Sold2017Natural History - Stigmaria Fossil Specimen GroupCarboniferous, 359-299 million tears BP. A group consisting of four specimens of stigmaria, the roots of coal forest lycopsid trees such as Sigillaria and Lepidodendron, each with paper label attachedSee Sold Price
Sold2019Natural History - Fossil Wood SpecimenJurassic Period, 199-145 million years BP. A cut section of fossilised tree with visible grain. 589 grams, 8cm (3"). Property of a London gentleman; acquired in the 1970s. [No Reserve]See Sold Price
Sold2021A GROUP OF TWO PREHISTORIC PETRIFIED WOOD FOSSILA GROUP OF TWO PREHISTORIC PETRIFIED WOOD FOSSIL SPECIMENS, APPROXIMATELY 200 MILLION YEARS OLD, comprising two free form wood fossils, the larger black and white specimen with a highly polished surfaSee Sold Price
Sold2015Natural History - Fossil Trilobite GroupMiddle Ordovician Period, 400 million years BP. A group of two specimens of the trilobite Ogygiocarella debuchi with Gregory, Bottley, and Lloyd label reading: MID-ORDOVICIAN TRILOBITE, OgygiocarellaSee Sold Price
Sold2023Natural History - British Fossil Fern GroupCarboniferous Period, circa 310 million years B.P. A group of three fern specimens including Alethopteris sp. and Sphenopteris laurenti. 281 grams total, 76-87 mm (3 - 3 3/8 in.). From the Middle CoalSee Sold Price
Sold2017Natural History - Historic Fossil Brachiopod GroupCarboniferous-Jurassic, 359-145 million years BP. A group of seven brachiopod specimens, including four spirifers (two in matrix), and three terebratulids, in old white and brown card trays with A.B.See Sold Price
Sold2016Natural History - Mixed Mineral Group. A mixed group of mineral specimens and a fossil comprising: twenty seven of chalcopyrite, four azurite on matrix, one citrine, one Flexicalimene trilobite. Private collection, Cambridgeshire, UK; acSee Sold Price
Sold2016Natural History - East Africa Fossil Tree SectionMiocene Period, 20 million years BP. A section of petrified wood, one side polished to show colours and structure. 1.43 kg, 26cm (10 1/4"). Property of a Kent, UK collector; acquired UK market, 1970-2See Sold Price
Sold2018Natural History - Fossil Pine Cone GroupEocene Period, 55-33 million years BP. A group of three rare unclassified agatized Dicotaledon cone specimens clearly showing the external structures. 48 grams total, 4-5cm (1 1/2 - 2"). From an old BSee 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
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
Sold2017Natural History - Historic Crinoid Fossil GroupCarboniferous Period 359-299 million years BP. A group of two limestone sea-floor specimens with numerous crinoid stem segments and bryozoans from Barry, Glamorganshire, in white card trays with adhesSee 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
Sold2016Petrified Wood Specimen GroupPetrified Wood Specimen Group. Largest size: 2" x 5.5" x 5.5", 5 x 14 x 14 cm. Provenance: Maryanne Conheim, Philadelphia.See Sold Price
Sold20232 Natural History Fossil Specimen in Stone MatrixLot of two natural specimen fossils encased in stone matrix. Measure from 1/4" - 3 3/4" in height x 4 1/4" - 5" in length. No apparent markings. Condition: Good overall condition having normal surfaceSee Sold Price
Sold2016Natural History - Petrified Wood SliceTriassic, 220 million years BP. A slice of petrified wood from Madagascar; accompanied by descriptive label. 85 grams, 32mm (3 1/4"). Property of a London collector; acquired London, 1980s. [No ReservSee Sold Price
Sold2023Natural History - Fossil Ammonite GroupJurassic Period, circa 200 million years B.P. Promicroceras planicosta with iron stained surface giving a beautiful contrast in colour, from the Lower Lias, Obtusum Zone. 42.53 grams, 67 mm (2 3/5 in.See Sold Price
Sold2018Natural History - Fossil Fish GroupEocene Period, 58-36 million years BP. The group comprises a Knightia alta (upper) and a Diplomystus sp. (lower) fossil fish, on the matrix plaque. 612 grams, 22.5cm (8 3/4"). From the Pradi CollectioSee Sold Price
Sold2017Natural History - Mineral Specimen Group. A mixed group comprising: a galena block from Spain; a celestina block from Sicily; a large scalenahedral calcite crystal from Rumania; a block of cubic octahedral pyrite from Peru. 948 grams total,See Sold Price
Jun 04TimeLine Auctions Ltd.Natural History - Huge Sliced Section of Fossilised 'Rainbow' Wood£1,800