GB3D Type Fossils

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Fossil specimen : BGS Geol.Soc.Coll.6835 – Syntype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Cnemidopyge nudus Murchison
Type Status Syntype
Name History

Cnemidopyge nudus Murchison

Registration No. Geol.Soc.Coll.6835
Collector Name not available
Donor or Associated Person Geol. Soc. 1911
Held By British Geological Survey Logo British Geological Survey
Country Wales
Locality Pencerrig, Builth
Grid Reference Not available
Rock Unit Llandeilo Rocks (Undifferentiated)
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 ]


Forbes,1849,MGS. Dec. II pl. 10 10

Murchison 1839 "Silurian System" 23,fig. 5

Whittard 1940 Ann & Mag Nat Hist Ser II Vol 6 p.162 5, fig.9

Whittard, WF, 1955, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" p.21

Available Images

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Steroscopic photographs


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1: bracket /BGS/Geol_Soc_Coll_6835

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