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Fossil specimen : BGS Geol.Soc.Coll.6829 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Salterolithus caractaci (Murchison)
Type Status Lectotype
Name History

Salterolithus caractaci (Murchison)

Trinucleus concentricus Eaton

Registration No. Geol.Soc.Coll.6829
Collector Geol. Soc. 1911
Donor or Associated Person RI Murchison
Held By British Geological Survey Logo British Geological Survey
Comments Specimen designated as Lectotype and also as designated Syntype.
Country Wales
Locality Wistanstow 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 ]


Bancroft 1949 Mem. Proc. Man. Lit. Phil. Soc. Vol. 73 p.78-82

Caractaci,Sil. System pl 23 figs1a,b,d,f,j

Cave, 1957, Geol. Mag. vol 94 p.284

Cited Bancroft 1949 Proc. Roy. Soc. B Vol. 13, No. 883 p.293

Cited Dean, 1960, Bull BM (NH) Vol. 4, No. 4 p.97

Figd Cave 1957 ibid pl. 10 fig 5

Figd Dean, 1958, Bull BM (NH) Vol. 3, No. 6 pl. 26 fig 5

Murchison 1839 "Silurian System" p.659 pl.23 fig 1b

Refigd Murchison 1854 Siluria pl. 4 fig 2

Whittard, WF, 1958, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" p.83

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1: bracket /BGS/Geol_Soc_Coll_6829

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