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Fossil specimen : BGS GSM38431 – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Bivalvia

      Order -

Fossil Name Dunbarella rhythmicus (Jackson)
Type Status Paratype
Name History

Dunbarella rhythmicus (Jackson)

Registration No. GSM38431
Collector survey 1923
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments R2,Millstone Grit Formerly SH 1033
Country England
Locality Spittle Clough,near Lumbutts 1 mile ESE of Todmorden,Yorks
Grid Reference Not available
Rock Unit Millstone Grit Group
Biozone Not available
Geological Age

Namurian Stage (Carboniferous Period) (313 – 326.4 Ma B.P.)

[Closest ICS interval: Bashkirian Age – Serpukhovian Age ]


Jackson JW 1927 Mem & Proc Manchester Lit & Phil Soc LXXI 10 p.107

Available Images

High resolution photographs


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Steroscopic photographs


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