Biology:Sphaerexochus

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Short description: Genus of trilobites


Sphaerexochus
Temporal range: Middle Ordovician to Late Silurian
Cheiruridae - Sphaerexochus mirus.JPG
Sphaerexochus mirus from Silurian
Scientific classification
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Sphaerexochus

Beyrich 1845

Sphaerexochus is a genus of trilobite from the Middle Ordovician to Late Silurian (468.1 to 418.7 Ma) of Asia, Australia , Europe, and North America.

The type species of the genus is Sphaerexochus mirus Beyrich 1845 (syn. of Sphaerexochus calvus Mc Coy 1846) . Similar and related genus is Pseudosphaerexochus.

Species

  • Sphaerexochus arenosis Chatterton and Ludvigsen 1977
  • Sphaerexochus arenosus Chatterton and Ludvigsen 1976
  • Sphaerexochus atacius Ludvigsen 1979
  • Sphaerexochus brandlyi Chatterton and Perry 1984
  • Sphaerexochus bridgei Cooper and Kindle 1936
  • Sphaerexochus britanicus Dean 1971
  • Sphaerexochus calvus Mc Coy 1846
  • Sphaerexochus dimorphus Whittington and Evitt 1953
  • Sphaerexochus eurys Tripp 1962
  • Sphaerexochus fibrisulcatus Lu 1975
  • Sphaerexochus glaber Holloway 1980
  • Sphaerexochus hapsidotus Whittington and Evitt 1953
  • Sphaerexochus hiratai Kobayashi and Hamada 1964
  • Sphaerexochus hisingeri Warburg 1925
  • Sphaerexochus johnstoni Chatterton and Perry 1984
  • Sphaerexochus laciniatus Lindström 1885
  • Sphaerexochus latifrons Angelin 1854
  • Sphaerexochus molongloensis Chatterton and Campbell 1980
  • Sphaerexochus parvus Billings 1865
  • Sphaerexochus pulcher Whittington and Evitt 1953
  • Sphaerexochus romingeri Hall 1868
  • Sphaerexochus scabridus Angelin 1854
  • Sphaerexochus tuberculatus Warburg 1925
  • Sphaerexochus valcourensis Shaw and Bolton 2011


Sources

Wikidata ☰ Q2493276 entry