GB3D Type Fossils

Fossil specimen : SM J 48906 – Holotype

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Aulacostephanus (Xenostephanus) ranbyensis Arkell & Callomon
Type Status Holotype
Name History

Aulacostephanus (Xenostephanus) ranbyensis Arkell & Callomon: Holotype

Provenance
Registration No. J 48906
Collector Thurrell, R.G.
Donor or Associated Person Thurrell, R.G.
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Comments
Location
Country England
Locality Ranby (on roadside, 600 yds. E. of church), Lincolnshire, England
Grid Reference Not available
Stratigraphy
Rock Unit Lower Kimmeridgian
Biozone mutabilis
Geological Age

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

References
References

Arkell, W.J. & Callomon, J.H. 1963. Palaeontology vol. vi (1): p.232 pl.28 figs.1 a-e

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