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Fossil specimen : BGS GSM24292 – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Cymatonota verisimilis Tunnicliff
Type Status Paratype
Name History

Cymatonota verisimilis Tunnicliff

Orthonota verisimilis MS

Registration No. GSM24292
Collector Name not available
Donor or Associated Person Prosser
Held By British Geological Survey Logo British Geological Survey
Country Wales
Locality Allt-y-Gadair
Grid Reference Not available
Rock Unit Allt-Tair-Ffynnon Formation
Biozone Not available
Geological Age

Longvillian Substage (Ordovician Period) – Soudleyan Substage (Ordovician Period) (452.75 – 455.25 Ma B.P.)

[Closest ICS interval: Katian Age – Sandbian Age ]


Tunnicliff 1987 Pal Vol 30, Part 4 p.686-687 fig 4b

Available Images

High resolution photographs


3572 KB


2955 KB

Steroscopic photographs


3825 KB


3658 KB

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3D Scans

1: bracket /BGS/GSM_24292

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