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Fossil specimen : BGS GSM72209 – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Perisphinctes (Arisphinctes) ringsteadensis Arkell
Type Status Paratype
Name History

Perisphinctes (Arisphinctes) ringsteadensis Arkell – See Arkell (1935): Paratype

Registration No. GSM72209
Collector Spath Collection. 1943
Donor or Associated Person Spath, LF. 1943
Held By British Geological Survey Logo British Geological Survey
Comments Corallian - Trigonia Beds (Red Beds). Cautisinigrae Zone (bimammatum zone, serratum subzone).
Country England
Locality West of Osmington - Weymouth - Dorset.
Grid Reference Not available
Rock Unit Corallian Group
Biozone Cautisnigrae
Geological Age

Oxfordian Age (Jurassic Period) (157.3 – 163.5 Ma B.P.)


Fig's & des'd by Arkell. 1935. Mon Pal Soc - Corallian Ammonites p.19-21 plIII.,fig3 6

Available Images

High resolution photographs


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Steroscopic photographs


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