GB3D Type Fossils

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Fossil specimen : SM A 31896 – Paratype

Taxonomic Group

Kingdom Animalia

  Phylum Brachiopoda

    Class -

      Order -

Fossil Name Dalmanella biconvexa Williams
Type Status Paratype
Name History

Dalmanella biconvexa Williams: Paratype

Orthis haverfordensis Reed, 1919

Orthis edgelliana (Davidson ms.) Salter

Registration No. A 31896
Collector Name not available
Donor or Associated Person Turnbull, V.M.
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Comments part and counterpart : (parts a-b)
Country Wales
Locality St. Martin's Cemetery, Haverfordwest, Pembrokeshire, Wales
Grid Reference Not available
Rock Unit Haverford Bed
Biozone Not available
Geological Age

Hirnantian Age (Ordovician Period) (443.8 – 445.2 Ma B.P.)


Reed, F.R.C. 1907. Geological Magazine dec. v vol. iv (1): p.537

Williams, Alwyn 1951. Quarterly Journal of the Geological Society of London vol. cvii (3): p.95 pl. iv fig.1(a.31,896 a), fig.2(a.31,896 b)

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