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Fossil specimen : SM A 10073 – Holotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Cnemidopyge bisecta (Elles)
Type Status Holotype
Name History

Cnemidopyge bisecta (Elles) – See Hughes (1969): Holotype

Cnemidopyge bisectus (Elles) – See Whittard, W.F. (1955)

Ampyx bisectus Elles – See Elles (1940c): Holotype

Registration No. A 10073
Collector Name not available
Donor or Associated Person Elles, Gertrude Lilian (1872-1960)
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences, University of Cambridge
Country Wales
Locality Llanfawr (middle quarry), Llandrindod Wells (N.E.), Radnorshire, Wales
Grid Reference Not available
Rock Unit Dark Shale (beneath dolerite)
Biozone gracilis
Geological Age

Caradoc Series (Ordovician Period) – Llandeilian Stage (Ordovician Period) (449 – 460.5 Ma B.P.)

[Closest ICS interval: Late Ordovician Epoch – Darriwilian Age ]


Elles 1940 c. Quarterly Journal of the Geological Society of London vol. xcv for 1939 p.421 pl. xxix fig. 1

Elles 1940 c. Quarterly Journal of the Geological Society of London vol. xcv for 1939 (1): p.418

Hughes 1969. Bulletin of the British Museum (Natural History). Geology vol. 18 p.74 pl. 8 fig. 3

Whittard, W.F. 1955. The Ordovician trilobites of the Shelve Inlier, West Shropshire Palaeontographical Society Monographs pp. 15, 21

Available Images

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