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LOT 2497
Natural History - Iridescent Rainbow Shell Ammonite
CRETACEOUS PERIOD, CIRCA 113-100 MILLION YEARS B.P.
2 7/8 in. (100 grams, 72 mm).
Cleoniceras besairiei with large portions of the shell with rainbow iridescence. [No Reserve]
ProvenanceFrom Madagascar.
Acquired 1950s-1960s.
From an old Bristol, UK, palaeontological collection.
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AUCTIONS:
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Natural History - Cut and Polished Pyrite Crystal Block
Sold for (Inc. bp): £7
Comprising a roughly rectangular matrix with one polished face containing a large quantity of pyrite crystals. 729 grams, 85 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Fossil Mosasaur Tooth Pair
Cretaceous Period, circa 145-65 million years B.P.Sold for (Inc. bp): £46
Comprising a pair of Prognathodon sp. teeth with roots on an matrix. 863 grams total, 12-13 cm
From in the phosphate mine region, Khouribga, Morocco, North Africa. From a Cambridgeshire, UK, collection.
The Mosasaur is an extinct, large marine reptile dinosaur with a snake-like body, long snout and paddle-like limbs. Found worldwide, they competed with other well-known sea predators of the Late Cretaceous, such as plesiosaurs and ichthyosaurs, for food, existing primarily on a diet of ammonoids, cuttlefish and fish. -
Natural History - Fossil Gibbus Trilobite
Upper Devonian Period, 385-359 million years B.P.Sold for (Inc. bp): £59
Cheirurus (Crotalocephalina) trilobite Crotalocephalus gibbus fossil on a matrix. 175 grams, 72 mm
From Hamar Laghdad Formation, Pragian, (Alnif), Morocco, North Africa. From an old Oxfordshire, UK, fossil and mineral collection.
