GB3D Type Fossils

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Fossil specimen : BGS GSM24304 – Syntype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Cleionychia transversa subquadrata (Reed)
Type Status Syntype
Name History

Cleionychia transversa subquadrata (Reed)

Ambonychia prisca Portlock

Registration No. GSM24304
Collector Name not available
Donor or Associated Person Wyatt-Edgell No 640 1868
Held By British Geological Survey Logo British Geological Survey
Country Northern Ireland
Locality Desertcreat, Caradoc
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 ]


Reed 1952 Proc Roy Irish Acad 55 B No 3 p.77

Tunnicliff 1982 Pal Vol 25 Part 1 p.73 pl.12 fig 6

Available Images

High resolution photographs


3879 KB

Steroscopic photographs


4132 KB

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