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Fossil specimen : SM A 35694 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Brachiopoda

    Class Strophomenata

      Order Strophomenida

Fossil Name Leptaena urbana Bancroft
Type Status Lectotype
Name History

Leptaena urbana Bancroft: Lectotype

Leptaena urbana Bancroft-Lamont nom. nud.

Leptaena rhomboidalis Wilckens

Registration No. A 35694
Collector Name not available
Donor or Associated Person Jones, O.T.
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Country Wales
Locality Cefn-cerig Farm, Llandovery, Wales
Grid Reference Not available
Rock Unit Upper Llandovery
Biozone C4
Geological Age

Llandovery Epoch (Silurian Period) (433.4 – 443.8 Ma B.P.)


Bancroft, B.B. & Lamont 1949 b. Welsh Valentian Brachiopods Quarry Managers' Journal vol. 7 (2): p.6 pl. ii fig.2preprint (unpublished)

Cocks, L.R.M. 1968. Bulletin of the British Museum (Natural History). Geology vol. 15 (3): pp.304, 306 pl.6 fig.7

Jones, O.T. 1925. Quarterly Journal of the Geological Society of London vol. lxxxi, pp. 344-88 (1): p.372

Available Images

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