GB3D Type Fossils

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Fossil specimen : BGS GSM117436 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Choffatia (Poculisphinctes) poculum (Leckenby)
Type Status Lectotype
Name History

Choffatia (Poculisphinctes) poculum (Leckenby)

Registration No. GSM117436
Collector Leckenby
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments Hackness Rock. Note: this tray 481068 holds Callovian Casts of type Perisphinctic material and Hackness Rock Casts.
Country England
Locality near Gristhorpe Bay - Yorks.
Grid Reference Not available
Rock Unit Hackness Rock
Biozone Not available
Geological Age

Callovian Age (Jurassic Period) (161.2 – 164.7 Ma B.P.)


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