GB3D Type Fossils

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Fossil specimen : BGS GSM30540 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Katakosmokeras degradatum (Buckman, SS.)
Type Status Holotype
Name History

Katakosmokeras degradatum (Buckman, SS.) – See Buckman, SS (1925): Holotype

Registration No. GSM30540
Collector No History
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments Oxford Clay - Coronatum Zone.
Country Scotland
Locality Loch Staffin - Isle of Skye.
Grid Reference Not available
Rock Unit Oxford Clay Formation
Biozone Not available
Geological Age

Oxfordian Age (Jurassic Period) – Callovian Age (Jurassic Period) (157.3 – 166.1 Ma B.P.)


Arkell, WJ. 1933. Jurassic System p.371

Buckman, SS. 1925. Type Ammonites plDXLVIII

Available Images

High resolution photographs


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Steroscopic photographs


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