GB3D Type Fossils

Fossil specimen : SM A 5877 – Holotype

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Phacopida
Fossil Name Gravicalymene convolva Shirley
Type Status Holotype
Name History

Gravicalymene convolva Shirley – See Shirley (1936): Holotype

Calymene blumenbachi var. drummuckensis Reed
Provenance
Registration No. A 5877
Collector Name not available
Donor or Associated Person King, William Bernard Robinson (1889-1963)
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Comments
Location
Country Wales
Locality Birdshill Quarry, Llandilo, Carmarthenshire, Wales
Grid Reference Not available
Stratigraphy
Rock Unit Sholeshook Limestone
Biozone Not available
Geological Age

Rawtheyan Stage (Ordovician Period) – Cautleyan Stage (Ordovician Period) (445.2 – 448 Ma B.P.)

[Closest ICS interval: Katian Age ]

References
References

Shirley 1936. Quarterly Journal of the Geological Society of London vol. xcii p.409 pl. xxix fig.16 (a.5877 b). figs.17-18 (a.5877 a)
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