Biology:Dudleyaspis

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Short description: Genus of trilobites

Dudleyaspis
Temporal range: Middle Silurian-Late Devonian, Homerian–Frasnian
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Odontopleurida
Family: Odontopleuridae
Genus: Dudleyaspis
Prantl & Pribyl, 1949
Species
  • Dudleyaspis (Dudleyaspis) hamrensis Ramsköld, 1984
  • Dudleyaspis (Snoderaspis) quinquespinosa Campbell, 1967 (Lake, 1896)
  • Dudleyaspis (Dudleyaspis) uncifera Ramsköld, 1984
  • Dudleyaspis (Dudleyaspis) uncifera Ramsköld, 1984

Dudleyaspis (meaning "Dudley shield") is an extinct genus of Lower to Middle Devonian odontopleurid trilobites that lived in a shallow sea that lay between Euramerica and Gondwana.[1] It was named in 1949 by Prantl & Pribyl.[2]

Fossils of Dudleyaspis have been found in the following locations:

  • Australia: Bathurst (Jesse Limestone[3]), Mudgee (Flirtation Hill[4]) and Murrumbateman (Black Bog Formation – Yarwood Siltstone Member[5])
  • Canada: Northwest Territories (Mackenzie Mountains – Delorme and Whittaker Formations[6][7]) and Nunavut (Bailie-Hamilton and Cornwallis Islands – Cape Phillips Formation[8])
  • Czech Republic: Prague (Loc. 5.2 – C. colonus Zone[9])
  • England: Cannock (Shelve District[10]) and Dudley (Wren's Nest – Much Wenlock Limestone Formation[11])
  • France: Coumiac (Coumiac quarry – Coumiac Formation[12][13])
  • Sweden: western Gotland (Visby – Rönnklint sea cliff and Kättelviken[1])
  • United States: Illinois (Chicago – Racine Dolomite[14] and Kankakee – Racine Dolomite[14]), Iowa (Hopkinton Dolomite[15]), Oklahoma (Anadarko – Henryhouse Formation[16]) and Wisconsin (Milwaukee – Racine Dolomite[14])

References

  1. 1.0 1.1 Ramsköld, L. (1984). Silurian Odontopleurid trilobites from Gotland. Palaeontology 27, 2, 239–264.
  2. F. Prantl and A. Pribyl. (1949). On the genus Symphysurus Goldfuss and allied forms from the Ordovician of Bohemia (Trilobitae). Véstník Královské Ceské Spole ností Nauk Trída mat.-pfír 12:1–16
  3. Wright A. J., Chatterton B. D. E. (1988) Early Devonian trilobites from the Jesse Limestone, New South Wales, Australia, Journal of Paleontology 62 1, 93–103
  4. Chatterton B. D. E., Wright A. J. (1986) Silicified Early Devonian trilobites from Mudgee, New South Wales, Alcheringa 10 3, 279–296
  5. Strusz D. L., Garratt M. J. (1999) Australian communities, Paleocommunities – a case study from the Silurian and Lower Devonian, 177–199
  6. Edgecombe G. D. (1994) New Lower Silurian (Llandovery) encrinurine trilobites from the Mackenzie Mountains, Canada, Journal of Paleontology 68 4, 824–837
  7. Ludvigsen R. (1975) Ordovician formations and faunas, southern Mackenzie Mountains, Canadian Journal of Earth Sciences 12, 663–697
  8. Adrain J. M., Edgecombe G. D. (1997) Silurian encrinurine trilobites from the central Canadian Arctic, Palaeontographica Canadiana 14, 1–38
  9. Kíž J. (1992) Silurian field excursions: Prague Basin (Barrandian), Bohemia, National Museum of Wales, Geological Series 13, 1–111
  10. Williams, A. (1974.) Ordovician Brachiopoda from the Shelve District, Shropshire, ..Bulletin of the British Museum of Natural History (Geology).., Supplement 11, 1–158
  11. Curtis N.J., Lane P.D. (1997) The Llandovery trilobites of England and Wales. Part 1, Monograph of the Palaeontographical Society 151, 1–50
  12. Klapper G., Feist R., et al (1993) Definition of the Frasnian/Famennian Stage boundary, Episodes 16 4, 433–441
  13. House M. R., Becker R. T., et al (2000) The Frasnian/Famennian boundary GSSP at Coumiac, southern France, Courier Forschungs-Institut Senckenberg 225, 59–75
  14. 14.0 14.1 14.2 Mikulic D. G. (1999) Silurian trilobite associations in North America, Paleocommunities—a case study from the Silurian and Lower Devonian, 793–798
  15. Mikulic D. G. (1981) Trilobites in Paleozoic carbonate buildups, Lethaia 14 1, 45–56
  16. Amsden T. W. (1975) Hunton Group of the Anadarko Basin of Oklahoma:, Oklahoma Geological Survey Bulletin 121, 1–301

Wikidata ☰ Q113620605 entry