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Fossil specimen : BGS De1084 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Curvirimula trapeziforma (Dewar)
Type Status Holotype
Name History

Curvirimula trapeziforma (Dewar)

Anthraconauta trapeziforma Dewar

Curvirimula aff trapeziforma (Dewar)

Registration No. De1084
Collector Survey - Dewar 1930
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments M.C.M. roof of Haigh Yard Coal, Communis [Ovalis] zone, Pseudorobusta subzone. 1" = 75.
Country England
Locality Birkacre Colliery - Coppull - Lancs.
Grid Reference Not available
Rock Unit Coal Measures Group
Biozone Not available
Geological Age

Westphalian Stage (Carboniferous Period) (307 – 313 Ma B.P.)

[Closest ICS interval: Moscovian Age – Bashkirian Age ]


Dewar 1939 Mem Geol Survey Bulletin No 1 p.58-59 pliv.,fig6

Weir 1960 Mon Palaeont Soc p.309-310 plxxxiii.,fig23

Available Images

High resolution photographs


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Steroscopic photographs


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