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Fossil specimen : BGS GSM74058 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Hypacanthoplites sigmoidalis Casey
Type Status Holotype
Name History

Hypacanthoplites sigmoidalis Casey

Registration No. GSM74058
Collector Name not available
Donor or Associated Person Casey R 1946 – 1948
Held By British Geological Survey Logo British Geological Survey
Comments Basement Bed rubricosus nodules
Country England
Locality East Cliff, Folkestone Kent
Grid Reference Not available
Rock Unit Loamy Folkestone Beds
Biozone Not available
Geological Age

Albian Age (Cretaceous Period) – Aptian Age (Cretaceous Period) (99.6 – 125 Ma B.P.)


Casey R. 1965. Mon Pal Soc Ammonoidea of the Lower Greensand p.429 LXXIII fig 8

Available Images

High resolution photographs


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Steroscopic photographs


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3D Scans

1: /BGS/GSM_74058

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