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Fossil specimen : BGS GSM35533 – Syntype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Ptychopariida

Fossil Name Cyphoniscus socialis Salter
Type Status Syntype
Name History

Cyphoniscus socialis Salter

Registration No. GSM35533
Collector No History
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Country Ireland
Locality Chair of Kildare, Co. Kildare
Grid Reference Not available
Rock Unit Ashgill Formation
Biozone Not available
Geological Age

Hirnantian Age (Ordovician Period) – Rawtheyan Stage (Ordovician Period) (443.8 – 447 Ma B.P.)


Salter, 1853, Mem Geol Surv Decade VII, Pages 1-4 pl 9 figs 1, 2 & ? 4

Whittington HB 1956 Journ of Pal Col. 30 Part 5 pl 130 figs 1,5,7&9

Available Images

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Steroscopic photographs


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