Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Proetida |
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Fossil Name | Toernquistia nicholsoni (Reed), 1896 |
Type Status | Paratype |
Name History | Toernquistia nicholsoni (Reed), 1896 Tornquistia nicholsoni Reed Cyphaspis (Tornquistia) nicholsoni Reed: Paratype Cyphaspis triradiatus (Törnquist) |
Registration No. | A 11916 |
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Collector | Name not available |
Donor or Associated Person | Nicholson, Henry Alleyne (1844-1899) |
Held By | Sedgwick Museum of Earth Sciences, University of Cambridge |
Comments |
Country | England |
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Locality | Keisley, Westmorland, England |
Grid Reference | Not available |
Rock Unit | Keisley Limestone |
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Biozone | Not available |
Geological Age |
Ashgill Series (Ordovician Period) (443.8 – 449 Ma B.P.) [Closest ICS interval: Late Ordovician Epoch ] |
References | Dean 1974. The trilobites of the Chair of Kildare limestone (Upper Ordovician) of Eastern Ireland Palaeontographical Society Monographs (4): p.65 Nicholson, H.A. & Marr, J.E. 1891. The Cross Fell Inlier (with appendices by Alfred Harker and A.H. Foord) Quarterly Journal of the Geological Society of London volume 47 pages 500-529 (1): p.507 Reed, F.R.C. 1896. Quarterly Journal of the Geological Society of London vol. lii (2): p.433 Whittington, H.B. 1950 b. Journal of Paleontology vol. xxiv (3): 561, TEXT-FIG.9 PL.75 FIGS.10, 11,15 |
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