GB3D Type Fossils

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Fossil specimen : BGS Geol.Soc.Coll.6841 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Parabasilicus powisii Murchison
Type Status Lectotype
Name History

Parabasilicus powisii Murchison

Registration No. Geol.Soc.Coll.6841
Collector n/k
Donor or Associated Person n/k 1911
Held By British Geological Survey Logo British Geological Survey
Country Wales
Locality Welshpool
Grid Reference Not available
Rock Unit Caradoc Rocks (Undifferentiated)
Biozone Not available
Geological Age

Caradoc Series (Ordovician Period) (449 – 458.4 Ma B.P.)

[Closest ICS interval: Late Ordovician Epoch ]


Cave, 1957, Geol Mag vol. 85 p.85

Denn & Dineley,1961, Geol. Mag. vol. 98 pg 374 p.374 23,fig.9c

Murchison 1854, "Siluria" IV,fig.8

Murchison, Sil. Syst 23,fig.9c

Salter, 1853, Mon. Geol. Surv. Dec VII p.8 VII

Williams 1948, Geol. Mag. vol. 85 p.83

Available Images

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