GB3D Type Fossils

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Fossil specimen : BGS GSM31742 – Undifferentiated Type

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Phacopida

Fossil Name Gravicalymene quadrata (King)
Type Status Undifferentiated Type
Name History

Gravicalymene quadrata (King)

Flexicalymene quadrata (King)

Provenance
Registration No. GSM31742
Collector Survey 1919
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments
Location
Country Wales
Locality Craig Fawr, near Blaen-y-cwm, Montgomeryshire
Grid Reference Not available
Stratigraphy
Rock Unit Ashgill Formation
Biozone Not available
Geological Age

Hirnantian Age (Ordovician Period) – Rawtheyan Stage (Ordovician Period) (443.7 – 447 Ma B.P.)

References
References

King 1923 QJGS Vol 74, ibid Page 504 pl 26 fig 1

Price 1982 Geol. Mag. 119/1 Page 59 pl 1 figs 1 & 8

Available Images

High resolution photographs

/BGS/P809448.jp2

6184 KB

/BGS/P820920.JP2

3609 KB

Steroscopic photographs

/BGS/P809952.jp2

4648 KB

/BGS/P823317.JP2

3582 KB


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