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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 - Purple Quartz Crystal Nodule
Sold for (Inc. bp): £59
The rounded pebble split open to reveal the internal cavity filled with quartz crystals in enhanced purple colour. 105 grams total, 50 mm
From a Cambridgeshire, UK, collection. -
Natural History - Fossil Keichousaurus Marine Reptile Skeleton
Triassic Period, circa 250 million years B.P.Sold for (Inc. bp): £2,340
Comprising a complete Keichousaurus hui skeleton on a rectangular matrix. 2.58 kg, 20 x 29.5 cm
From Xingyi, Guizhou, China. Ex J. Shaul, collection, UK.
Keichousaurus was a late Triassic marine reptile, a member of the Pleurosaur family, which went extinct 250 million years ago during the Triassic-Jurassic extinction event. They were specialised fish eaters, and were highly unusual amongst marine reptiles in that they gave birth to live young rather than laying eggs. -
![Natural History - Amethyst Crystal Geode Section Group [100]](https://timelineauctions.com/upload/images/items/small/211356-s.jpg)
Natural History - Amethyst Crystal Geode Section Group [100]
Sold for (Inc. bp): £7
Comprising cut geode sections with clusters of light to dark coloured amethyst crystals. 1.4 kg total, 20-37 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
