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LOT 2485
Mosasaur 'Marine Dinosaur' Fossil Bone and Tooth Collection
CRETACEOUS PERIOD, CIRCA 145-65 MILLION YEARS B.P.
1 1/4 - 4 in. (1.85 kg total, 33-99 mm).
Comprising various bones and jaw fragments with partial teeth, a coprolite, and others, each with an inked collector's number. [16, No Reserve]
ProvenanceFrom the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
FootnotesThe 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.
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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LOT 2485
Mosasaur 'Marine Dinosaur' Fossil Bone and Tooth Collection
Estimate £60 - 80€70 - 93 (for guidance only)$81 - 108 (for guidance only)
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Teardrop-Shaped Amethyst Crystal Geode Display
Circa 140-120 million years B.P.Estimate: £1,000 - 1,400 (+bp*)
Opening Bid: £540
The inner surface lined with vibrant dark purple amethyst crystals and an area of brown-orange druzy quartz, the polished edges of the geode displaying vibrant banding; mounted on a custom-made display stand. 4.14 kg, 20 x 16 x 10 cm, 29 cm including stand
From Artigas, Uruguay. Property of a London lady. -
Very Large Spinosaurus Dinosaur Fossil Tooth
Cretaceous Period, circa 125-113 million years B.P.Estimate: £50 - 70 (+bp*)
Opening Bid: £5
Conical tooth with root; repaired. 43.1 grams, 12.5 cm
From a Lincolnshire, UK, collection.
The Spinosaurus was both a beachcomber-type scavenger and an active hunter, taking small stranded Plesiosaurs, Pterosaurs, turtles and large fish; adults weighed up to 21 tonnes and grew up to 18 meters long. -
British Unidentified Fossil Fish in Matrix
Devonian Period, circa 419-359 million years B.P.Estimate: £40 - 60 (+bp*)
Bids: 1 | Current Bid: £5
On a curving matrix and showing good detail, especially on the scales. 557 grams, 21.2 cm
From Cheddar, Somerset, UK. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
