GB3D Type Fossils

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Fossil specimen : BGS Uni College Bangor2 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Ptychopariida

Fossil Name Pseudatops viola (Woodward H )
Type Status Lectotype
Name History

Pseudatops viola (Woodward H ) – See Howell & Stubblefield (1950)

Pseudatops viola (Woodward H ) – See Lake (1931)

Pseudatops viola (Woodward H ) – See Woodward (1888): Lectotype

Registration No. Uni College Bangor2
Collector Name not available
Donor or Associated Person University College *
Held By British Geological Survey Logo British Geological Survey
Comments Upper Green Bed
Country Wales
Locality Penrhyn Quarry Bethesda Caernarvonshire
Grid Reference Not available
Rock Unit Llanberis Slates Formation
Biozone Not available
Geological Age

Comley Series (Cambrian Period) (508 – 526 Ma B.P.)

[Closest ICS interval: Cambrian Series 2 – Terreneuvian Epoch ]


Howell & Stubblefield. 1950. Geol Mag, Vol 87 p.4 pl.1 fig 2

Lake. 1931. Mon Pal Soc Cambrian Trilobites p.141 pl.15 fig 8 see also pl 16 fig 1

Woodward H. 1888. Quart Journ Geol Soc, Vol 44 p.74 pl.4 fig 1 3

Available Images

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