GB3D Type Fossils

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Fossil specimen : SM J 48912 – Syntype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Aulacostephanus (Xenostephanus) staintonensis Arkell & Callomon
Type Status Syntype
Name History

Aulacostephanus (Xenostephanus) staintonensis Arkell & Callomon: Syntype

Registration No. J 48912
Collector Thurrell, R.G.
Donor or Associated Person Thurrell, R.G.; Thurrell, R.G.
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Country England
Locality Church (500 yds. S.E., dumped boulder), Market Stainton, Lincolnshire, England
Grid Reference Not available
Rock Unit Lower Kimmeridgian
Biozone mutabilis
Geological Age

Kimmeridgian Age (Jurassic Period) (152.1 – 157.3 Ma B.P.)


Arkell, W.J. & Callomon, J.H. 1963. Palaeontology vol. vi (1): p.234 pl.29 figs.2 a-b

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