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LOT 2538
Natural History - Large Fossil Shark Vertebra
UPPER PALAEOCENE, THANETIAN STAGE, CIRCA 56 MILLION YEARS B.P.
3 in. (174 grams, 77 mm).
From Otodus obliquus Agassiz 1843 (mackerel shark). [No Reserve]
ProvenanceFrom the Ouled Abdoun Basin Formation (Phosphate beds), Oued Zem, Morocco, North Africa.
From an old Oxfordshire fossil and mineral collection.
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AUCTIONS:
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Natural History - Cut and Polished Agate and Amethyst Mineral Specimen Slab
Sold for (Inc. bp): £13
Showing attractive agate and amethyst banding with small areas of clear quartz, cut to a geometric shape with bevelled edges. 210 grams, 11.5 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Agatized Fossil Tree Trunk Cut Slice
Triassic Period, 251-199 million years B.P.Sold for (Inc. bp): £7
With one partially polished face displaying dark red banding. 1.04 kg, 21.5 cm
From Madagascar. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Insects with Leaves
Eocene Period, circa 58 million years B.P.Sold for (Inc. bp): £7
Comprising: a matrix displaying dozens of insects with a leaf, showing specimens on both sides of the matrix, and a matrix including a Salix sp. leaf and two Metasequoia. 140 grams total, 9-11.5 cm
From the Florissant fossil quarry, Florissant, Colorado, USA; and the Muddy Creek Formation, Beaverhead County, Montana, USA.
