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Fossil specimen : BGS Af831 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Phacopida

Fossil Name Neseuretus (Synhomalonotus) nonensis (Shirley)
Type Status Holotype
Name History

Neseuretus (Synhomalonotus) nonensis (Shirley)

Registration No. Af831
Collector Survey 1909
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Country Wales
Locality Bryngwallen, Anglesey
Grid Reference Not available
Rock Unit Arenig Rocks (Undifferentiated)
Biozone extensus
Geological Age

Arenig Series (Ordovician Period) (465.5 – 477.7 Ma B.P.)

[Closest ICS interval: Mid Ordovician Epoch – Early Ordovician Epoch ]


Shirley 1936 QJGS Vol 92 p.401 pl 29 figs 1,2,4

Whittard, WF, 1960, Pal. Soc. Mon p.145

Available Images

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Steroscopic photographs


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