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Fossil specimen : BGS GSM75209B – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Marrolithoides var elevata Williams
Type Status Paratype
Name History

Marrolithoides var elevata Williams

Marrolithoides simplex Williams

Registration No. GSM75209B
Collector Name not available
Donor or Associated Person A Williams 1948
Held By British Geological Survey Logo British Geological Survey
Country Wales
Locality St Tyfeis church, Llandeilo town
Grid Reference Not available
Rock Unit Llandeilo Flags Formation
Biozone Not available
Geological Age

Caradoc Series (Ordovician Period) – Abereiddian Stage (Ordovician Period) (449 – 465.5 Ma B.P.)

[Closest ICS interval: Late Ordovician Epoch – Darriwilian Age ]


Williams A Geol Mag 1948 p.81 pl 6 fig 7

Available Images

High resolution photographs


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3775 KB

Steroscopic photographs


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