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Fossil specimen : BGS GSM100512 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Craspedites thurrelli Casey
Type Status Holotype
Name History

Craspedites thurrelli Casey – See Casey, R (1973): Holotype

Registration No. GSM100512
Collector Thurrell Collection. 1962
Donor or Associated Person Thurrell, Dr, RG. 1962
Held By British Geological Survey Logo British Geological Survey
Comments Lower Spilsby Sandstone - Subcraspedites (S) preplicomphalus zone (est 10/0 = 3m above base).
Country England
Locality Crag in Field - NE of Goulceby - Lincolnshire.
Grid Reference Available from host institution
Rock Unit Spilsby Sandstone Formation
Biozone Not available
Geological Age

Valanginian Age (Cretaceous Period) – Tithonian Age (Jurassic Period) (133.9 – 152.1 Ma B.P.)


Casey, R. 1962. Proc.Geol.Soc. London. No 1598 p.98

Casey, R. 1973. The Ammonite Succession at the Jurassic-Cretaceous boundary in eastern England. in Casey, R & Rawson, PF (edit) The Boreal Lower Cretaceous p.234 pl5.,figs4a,b

Available Images

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