Acastoides

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Wikipedia

Acastoides
Temporal range: 428–392 Ma Middle Silurian (Wenlock) to Devonian (?Eifelian)
Acastoides zguilmensis, Devonian, Morocco
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: †Artiopoda
Class: †Trilobita
Order: †Phacopida
Family: †Acastidae
Genus: †Acastoides
Delo, 1935
Species
  • A. henni (R. Richter, 1916) (type) = Acaste henni
  • A. constricta (Salter, 1864) synonyms Phacops (Acaste) downingiae constrictus, P. constrictus, Acaste (Acastoides) constrictus[1]
  • A. acutilobata (Knod, 1908)
  • A. gamonedensis
  • A. haddadi Chatterton, Fortey, Brett, Gibb & McKellar, 2006
  • A. insolitus Wolfart, 1968
  • A. maura Alberti, 1969
  • A. paeckelmanni R. Richter & E. Richter, 1939
  • A. poschmanni Basse & Müller, 2016[2]
  • A. zguilmensis Chatterton, Fortey, Brett, Gibb & McKellar, 2006

Acastoides is an extinct genus of trilobite that lived during the Silurian and Devonian. It has been found in Bolivia, France, Morocco, Poland, Turkey and the United Kingdom.

Distribution

  • A. constricta is found in the Silurian of the United Kingdom (Wenlock, Woolhope Shale, Worcestershire, Malvern).[3]

Taxonomy

Species previously assigned to Acastoides

  • A. verneuili = Calmonia terrarocenai[4]

References

  1. ↑ Sherwood, J.H. (1966). "A Revision of Acaste downingiae (Murchinson) and related trilobites" (PDF). Palaeontology. 9 (2): 183–207. Archived from the original on 2011-07-16.
  2. ↑ Martin Basse; Peter Müller (2016). "Trilobiten aus dem Ober-Emsium und frühen Eifelium der südlichen Lahnmulde (Rupbach-Schiefer, Leun-Schiefer und Ballersbach-Kalk)". Abhandlungen der Senckenberg Gesellschaft für Naturforschung. 572: 1–329. ISBN 978-3-510-61407-3.
  3. ↑ "42 (Acastoides constricta)". The Barber Institute of Fine Arts, the Lapworth Museum of Geology and the University of Birmingham Collections. Retrieved 17 March 2013.
  4. ↑ Edgecombe, G.D. (1993). "Silurian Acastacean trilobites of the Americas" (PDF). Journal of Paleontology. 67 (4): 535–548. Bibcode:1993JPal...67..535E. doi:10.1017/S0022336000024884.