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LOT 2450
Natural History - Fossil Rastellum Bivalve
MIDDLE JURASSIC-LATE CRETACEOUS PERIOD, 174-66 MILLION YEARS B.P.
2 7/8 in. (120 grams, 73 mm).
The mollusc specimen with a narrow-valved tubular shell. [No Reserve]
ProvenanceFrom a Cambridgeshire, UK, collection.
CONDITIONTimeLine Auctions follows a vetting process to ensure the authenticity and legality of all items, reinforcing our commitment to integrity and responsible trading. Each antiquity, antique, and coin lot undergoes thorough examination by a vetting committee of at least ten external specialists, professional trade association members, scientists, and archaeologists: Our Vetting Process
AUCTIONS:
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Natural History - Amber with Insect Inclusions
Oligocene Period, circa 45 million years B.P.Sold for (Inc. bp): £39
The polished surfaces allowing trapped insects to be viewed inside. 1.48 grams, 18 mm
Ex private UK collection formed in the 1980s. -
Natural History - Extinct Fossil Shark and Other Tooth Collection
Cretaceous-Eocene Period, 70-50 million years B.P.Sold for (Inc. bp): £59
Comprising specimens of different sizes, including examples retaining some or most of the root, enamel and/or serration. 940 grams total, 7-27 mm
Acquired 1990s-early 2000s. East Anglian private collection. -
Natural History - Mosasaur Fossil Jaw Section
Late Cretaceous Period, 70 million years B.P.Sold for (Inc. bp): £26
Comprising a partial jaw and two teeth from Igdamanosaurus aegyptiacus. 110 grams, 72 mm
From the Oulad Abdoun Basin, Morocco, North Africa. Collected between 1930 and 1960. From the collection of the palaeontologist R Gledhill.
Most Mosasaurs had sharp teeth that had evolved to grab slippery prey such as fish. Igdamanosaurus had semi-spherical teeth with rounded points, which were better suited for crushing tough-armoured prey such as turtles, ammonites, nautili, and bivalves.
