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LOT 2239
Natural History - Fossil Gibbus Trilobite
UPPER DEVONIAN PERIOD, 385-359 MILLION YEARS B.P.
2 7/8 in. (175 grams, 72 mm).
Cheirurus (Crotalocephalina) trilobite Crotalocephalus gibbus fossil on a matrix. [No Reserve]
ProvenanceFrom Hamar Laghdad Formation, Pragian, (Alnif), Morocco, North Africa.
From an old Oxfordshire, UK, fossil and mineral collection.
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AUCTIONS:
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Natural History - Fossil Starfish Group
Ordovician Period, circa 485-444 million years B.P.Sold for (Inc. bp): £26
Comprising four Petraster sp. specimens on matrices. 716 grams total, 7-12 cm
From a Cambridgeshire, UK, collection. -
Natural History - Daira Fossil Crab
Miocene Period, Messinian, circa 6.5-5 million years B.P.Sold for (Inc. bp): £98
Beautifully preserved Daira speciosa crab on a matrix showing the distinctive surface granulation of the shell; partial shell of another specimen visible on the lower part of the matrix. 114 grams, 70 mm
From Spain. From a Lincolnshire, UK, collection.
The genus is easily recognised by the extreme pustulose nature of the carapace and claws. -
Natural History - Large Blue Agate Crystal Cut and Polished Slice
Sold for (Inc. bp): £72
In enhanced dark blue colour, the internal cavity with quartz crystals. 663 grams, 23 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
