GB3D Type Fossils

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Fossil specimen : NMW 40.199.G1.9 – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Corynexochida

Fossil Name Bumastus? xestos Lane & Thomas, 1978
Type Status Paratype
Name History

Bumastus? xestos Lane & Thomas, 1978 – See Thomas (1978): Paratype

Registration No. 40.199.G1.9
Collector Name not available
Donor or Associated Person Kirby, E.E.
Held By Amgueddfa Cymru - National Museum Wales Logo Amgueddfa Cymru - National Museum of Wales
Country Wales
Locality Pen-y-lan Quarry, Pen-y-lan Hill, Pen-y-lan, Cardiff
Grid Reference Available from host institution
Rock Unit Pen-y-lan Mudstone Formation
Biozone Not available
Geological Age

Homerian Age (Silurian Period) (422.9 – 426.2 Ma B.P.)


Thomas, A T. 1978. British Wenlock trilobites, Part 1. Monograph of the Palaeontographical Society, London, 1-56 p.16

Available Images

High resolution photographs


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Steroscopic photographs


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