GB3D Type Fossils

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Fossil specimen : BGS GSM35282 – Lectotype

Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Dionide atra Salter
Type Status Lectotype
Name History

Dionide atra Salter

Registration No. GSM35282
Collector Survey?
Donor or Associated Person Name not available
Held By British Geological Survey Logo British Geological Survey
Comments Original identification located this specimen in Lower Llandeilo
Country Wales
Locality Ty-Obry, Port Madoc
Grid Reference Not available
Rock Unit Ordovician Rocks (Undifferentiated)
Biozone Not available
Geological Age

Ordovician Period (Ordovician Period) (443.8 – 485.4 Ma B.P.)


Figd Whittington, 1952, Journ. of Palaeont., Vol. 26, No. 1 p.7 pl 2 fig 12

Kobayashi, 1940, Jap Journ of Geol & Geogr Vol 17 p.207

Reed 1912 Geol. Mag. Page 201 p.201

Salter, 1866, Mem Geol Surv Vol 3 p.321 pl 11a fig 9

Whittard, WF, 1958, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" p.98

Available Images

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