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LOT 2327
Natural History - Whitby Dac Fossil Ammonite Cluster
LOWER JURASSIC PERIOD, TOARCIAN STAGE, CIRCA 180 MILLION YEARS B.P.
6 1/4 in. (680 grams, 16 cm).
Comprising a large number of Dactylioceras tenuicostatum in various sizes. [No Reserve]
ProvenanceEx Lincolnshire, 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 - Fossil Diplomystus Fish
Eocene Period, circa 58 million years B.P.Sold for (Inc. bp): £104
A Diplomystus sp. fossil fish on a rectangular matrix. 439 grams, 20.7 cm
From Wyoming (Green River Formation), USA. From an old Bristol, UK, collection.
Seasonally some 58 million years ago, in the Green River region of Wyoming, torrential rains fell in the mountains. They flowed down the mountain sides, forming wide shallow lakes in the valley below. During the dry season, these lakes would dry up due to evaporation (as happens in certain parts of Africa today). Millions of fish died in this short period of time. This climatic cycle happened over a 20-thousand-year period. Layer upon layer of mud entombed all these fish. At a much later date, volcanic activity uplifted this area to expose the fossils. -
Natural History - Whitby Dac Fossil Ammonite
Lower Jurassic Period, Toarcian Stage, circa 180 million years B.P.Sold for (Inc. bp): £26
The round nodule half containing a Pseudolioceras ammonite. 554 grams total, 11.6 cm
Ex Lincolnshire, UK, collection. -
Natural History - Polished Orthoceras Fossil Display
Upper Devonian Period, 370 million years B.P.Sold for (Inc. bp): £39
Comprising a cluster of vertical Orthoceras sp. specimens. 1.54 kg, 20.5 cm high
Ex Cambridgeshire, UK, collection.