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LOT 2828
Madagascan Polished Fossil Ammonite Plate
JURASSIC PERIOD, CIRCA 199-145 MILLION YEARS B.P.
9 in. (725 grams, 22.9 cm).
A circular composite plate composed of overlapping Cleoniceras sp. ammonites. [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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![Group of Ten [10] Cut and Polished Coloured Crystal Geode Halves](https://timelineauctions.com/upload/images/items/small/251113-s.jpg)
Group of Ten [10] Cut and Polished Coloured Crystal Geode Halves
Sold for (Inc. bp): £26
Each with a polished cut face and showing a crystal-lined centre; mostly dyed. 1.47 kg total, 60-84 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Boxed Polished Malachite Section Group
Sold for (Inc. bp): £46
Each cut and polished to reveal the attractive veins of the stone; each supplied in a labelled cardboard specimen tray. 297 grams total, 35-47 mm
From Democratic Republic of the Congo. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Mosasaur 'Marine Dinosaur' Fossil Tooth Group
Cretaceous Period, circa 145-65 million years B.P.Sold for (Inc. bp): £52
Comprising two teeth showing good brown enamel, repaired. 67.7 grams total, 45-59 mm
From Morocco, North Africa. From a Cambridgeshire, UK, collection.
The Mosasaur is an extinct, large marine reptile dinosaur with an elongated 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.
