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Fossil specimen : OUM J.20309 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Chartronia costigera S.S. Buckman, 1903
Type Status Holotype
Name History

Chartronia costigera S.S. Buckman, 1903 – See Buckman, S.S. (1903): Holotype

Registration No. J.20309
Collector Name not available
Donor or Associated Person Upton, C.
Held By Oxford University Museum of Natural History Logo Oxford University Museum of Natural History
Country England
Locality Buckholt Wood, Stroud, Gloucestershire
Grid Reference Available from host institution
Rock Unit Lias Group, Cotswold Cephalopod Bed, Upper Lias
Biozone Phlyseogrammoceras dispansum
Geological Age

Toarcian Age (Jurassic Period) (174.1 – 182.7 Ma B.P.)


BUCKMAN, S.S. 1903. Two Toarcian Ammonites. Q. Jl. geol. Soc. Lond., LIX, 459-464. p. 459; pl. 28, figs 1 - 4

Available Images

High resolution photographs


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Steroscopic photographs


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3D Scans

1: /OUMNH/J20309_01_01

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