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LOT 2515
Natural History - Diplomystus Fish Fossil
EOCENE PERIOD, 58-36 MILLION YEARS B.P.
5 in. (406 grams, 12.6 cm).
On a sandstone matrix, Diplomystus humilus, with an old information label attached to the matrix. [No Reserve]
ProvenanceFrom Green River Formation, Wyoming, USA.
From a Yorkshire, UK, collection.
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AUCTIONS:
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Natural History - White Pecopteris Fossil Fern Group
Carboniferous Period, 359-299 million years B.P.Sold for (Inc. bp): £13
Contained in a matrix with specimens to both sides. 1.34 kg total, 20-21 cm
From St. Clair, Pennsylvania, U.S.A. Acquired during the 1980s. From the Pradi Collection, Boston, U.S.A.
These fern fossils commonly found in coal-mining areas worldwide. However, the St. Clair ferns are treasured for their rarity and beauty, a result of the fossilised ferns gaining a coating of the mineral pyrophyllite which contrasts with the natural black shale matrix. -
Natural History - Fossil Claudiosaurus Skeleton
Late Permian-Early Triassic Period, circa 252-250 million years B.P.Sold for (Inc. bp): £1,820
In an irregular matrix. 12.2 kg, 43 cm
Fine condition.
From Madagascar. From a Cambridgeshire, UK, collection. This lot has been checked against the Interpol Database of stolen works of art and is accompanied by search certificate no.11551-195800.
It is theorised that this was a semi-aquatic, lizard-like dinosaur. -
Natural History - Argochampsa Fossil Crocodile Skull
Paleocene Period, 66-56 million years B.P.Estimate: £600 - 800 (+bp*)
Opening Bid: £333
The upper part of Argochampsa krebsi on a sandy matrix wrapped in a plaster field jacket. 4.9 kg, 45 cm
Fine condition.
From Morocco. From an East Anglian, UK, collection.
Argochampsa or 'Argo crocodile' is an extinct genus of eusuchian crocodylomorph, usually regarded as a gavialoid crocodilian, related to modern gharials. It lived in the Paleocene Period in Morocco. Described by Hua and Jouve in 2004, the type species is A. krebsi. Argochampsa and had a long narrow snout, and apparently marine in its behaviour.
