GB3D Type Fossils

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Fossil specimen : BGS GSM75214 – Holotype

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Arthropoda

    Class Trilobita

      Order Asaphida

Fossil Name Marrolithus favus var moderatus Williams
Type Status Holotype
Name History

Marrolithus favus var moderatus Williams

Provenance
Registration No. GSM75214
Collector A. Wiliams 1947
Donor or Associated Person A. Williams 1947
Held By British Geological Survey Logo British Geological Survey
Comments
Location
Country Wales
Locality Troed-y-rhiw Farm, Ffairfach
Grid Reference Not available
Stratigraphy
Rock Unit Llandeilo Flags Formation
Biozone Not available
Geological Age

Caradoc Series (Ordovician Period) – Abereiddian Stage (Ordovician Period) (449 – 465.5 Ma B.P.)

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

References
References

Cited Williams Geol. Mag 1948, pg.73 Used in construction of plate VI fig. 8

Whittard, WF, 1956, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" p.57 VII, fig.14

Available Images

High resolution photographs

/BGS/P814754.JP2

6184 KB

/BGS/P826005.JP2

5317 KB

Steroscopic photographs

/BGS/P815296.JP2

6501 KB


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