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LOT 2492
Fossil Tylosaurus Marine Dinosaur Vertebra
LATE CRETACEOUS PERIOD, CIRCA 92-66 MILLION YEARS B.P.
3 3/4 in. (622 grams, 96 mm).
The main body of a vertebra with two raised ridges underneath, likely a pygal or caudal vertebra; old inked collector's number 'VR26'. [No Reserve]
ProvenanceFrom near Harlan County Dam, Nebraska, USA.
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.
Tylosaurus was an apex marine predator during the Late Cretaceous period, and is classified in the superfamily Mosasauroidea.
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 2492
Fossil Tylosaurus Marine Dinosaur Vertebra
Estimate £30 - 40€35 - 46 (for guidance only)$41 - 54 (for guidance only)
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Druzy Quartz Geode Display
Circa 140-120 million years B.P.Estimate: £1,000 - 1,400 (+bp*)
Opening Bid: £550
An exquisite formation of grey and white druzy quartz on a geode section, a pair of cut stalagmite 'eyes' on one side with polished upper face showing the layered structure; mounted on a custom-made display stand. 3.85 kg, 23 x 18 x 15 cm, 29 cm including stand
From Artigas, Uruguay. Property of a London lady. -
Fossilised Leaves in Matrix
Paleocene Epoch, circa 66-56 million years B.P.Estimate: £30 - 40 (+bp*)
Bids: 1 | Current Bid: £5
Limestone matrix showing one large leaf on one side and several overlapping fragments on the reverse. 670 grams, 13.5 cm
From a UK private collection since at least 1946. Property of a West London, UK, gentleman. -
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.
