GB3D Type Fossils

 Home   The project   Search  About fossils Contributors Downloads Links Contact us

Fossil specimen : BGS De984 – 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)

Registration No. De984
Collector Dewar, W. 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) (308 – 319 Ma B.P.)

[Closest ICS interval: Moscovian Age – Bashkirian Age ]


Dewar 1939 Mem Geol Survey Bulletin No 1 p.56-58 pliv.,fig4

Weir 1960 Mon Palaeont Soc p.300-310 plxxxiii.,fig18 35d

Available Images

High resolution photographs


6078 KB


6413 KB

Steroscopic photographs


6108 KB

View these images in your web browser using our JPEG2000 viewer. Zoom in and out and pan around in high resolution. Requires JavaScript to be enabled.

Download these images as high resolution JPEG2000 files. You may need to use image-editing software to view these files.

click image or here to close