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Fossil specimen : BRSUG 2877 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Derolytoceras radstockense Donovan and Howarth
Type Status Holotype
Name History

Derolytoceras radstockense Donovan and Howarth

Registration No. 2877
Collector Fry, T.R. 1922
Donor or Associated Person Name not available
Held By University of Bristol Geology Collection
Country England
Locality Clandown Colliery Quarry, Radstock, Avon
Grid Reference Available from host institution
Rock Unit Pleinsbachian: Jamesoni or Ibex Zone: Jamesoni Limestone
Biozone Not available
Geological Age

Pliensbachian Age (Jurassic Period) (182.7 – 190.8 Ma B.P.)


Donovan, D.T. and Howarth M. K. 1982. A rare Lytoceratid ammonite from the Lower Lias of Radstock. Palaeontology vol. 25(2), pp.439-442

Available Images

High resolution photographs


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Steroscopic photographs


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3D Scans

1: /BRSUG/BRSUG_2877

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