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Fossil specimen : BGS GSM12397 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Vanuxemia bulla (Salter)
Type Status Lectotype
Name History

Vanuxemia bulla (Salter)

Palaearca bulla Salter

Registration No. GSM12397
Collector Museum
Donor or Associated Person Name not available
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 ]


Figd Mem Geol Surv (1866) Vol 3 p.343 Woodcut 13 fig 3

Tunnicliff 1987 Pal Vol 30, Part 4 p.680 pl 76 figs 11,15

Available Images

High resolution photographs


1889 KB

Steroscopic photographs


1832 KB

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3D Scans

1: /BGS/GSM_12397

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