GB3D Type Fossils

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Fossil specimen : SM A 568 – Holotype

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Niobina davidis Lake
Type Status Holotype
Name History

Niobina davidis Lake: Holotype

Ogygia scutatrix Salter

Ogygia scutatrix Salter

Provenance
Registration No. A 568
Collector Homfray, D. 1875
Donor or Associated Person Name not available
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences
Comments
Location
Country Wales
Locality Tuhwntirbwlch (quarry), Tuntir-y-bwlch (quarry), Tu-hwnt-yr-bwlch (quarry), Portmadoc, Caernarvonshire, Wales
Grid Reference Not available
Stratigraphy
Rock Unit Middle Tremadoc
Biozone Not available
Geological Age

Tremadoc Series (Ordovician Period) (478.6 – 488.3 Ma B.P.)

[Closest ICS interval: Tremadocian Age ]

References
References

Lake 1943. Geological Magazine vol. lxxx (3): p.139 pl. vii figs.1-3

Lake 1944. A monograph of the British Cambrian Trilobites Palaeontographical Society Monographs (4): p.334 pl. xlvii figs.1, 1 a

Available Images

High resolution photographs

/CAMSM/P866711.jp2

5979 KB

/CAMSM/P866714.jp2

4658 KB

Steroscopic photographs

/CAMSM/P870515.jp2

6581 KB


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