GB3D Type Fossils

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Fossil specimen : BGS GSM117437 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Alligaticeras rotifer (Brown)
Type Status Holotype
Name History

Alligaticeras rotifer (Brown)

Registration No. GSM117437
Collector Williamson.
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments Hackness Rock. Tray contains Callovian Casts of type Perisphinctic material and Hackness Rock Casts.
Country England
Locality Castle Hill - Scarborough - N Yorks. [1" maps border 44 & 54].
Grid Reference Available from host institution
Rock Unit Hackness Rock
Biozone Not available
Geological Age

Callovian Age (Jurassic Period) (163.5 – 166.1 Ma B.P.)


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