{{Short description|Genus of trilobites}} {{Automatic taxobox | fossil_range = {{fossil range|Ordovician|Middle Devonian}} | image = Cheirurus NMNH.jpg | image_caption = ''C. ingricus'', National Museum of Natural History | taxon = Cheirurus | authority = Beyrich, 1845 | subdivision_ranks = Species | subdivision = * ''Cheirurus dilatatus'' <small>Raymond, 1916</small> * ''Cheirurus glaber'' <small>Angelin, 1854</small> * ''Cheirurus niagarensis'' <small>Hall, 1868</small> * ''Cheirurus patens'' <small>Raymond, 1916</small> }}
'''''Cheirurus''''' (from Greek ''χείρ, cheir'' meaning "hand" and ''ουρά, oura'' meaning "tail") is a genus of phacopid trilobites that lived from the Ordovician to the Devonian.<ref>{{Cite journal |last1=Fatka |first1=Oldřich |last2=Budil |first2=Petr |date=2022-05-13 |title=Contribution of August Heinrich Ernst Beyrich to the knowledge of Ordovician trilobites in the Czech Republic |url=https://doi.org/10.1007/s12542-021-00595-2 |journal=PalZ |volume=96 |issue=4 |pages=669–687 |language=en |doi=10.1007/s12542-021-00595-2 |s2cid=248725365 |issn=1867-6812|url-access=subscription }}</ref><ref>{{Cite journal |last=Haas |first=Winfried |date=1969 |title=Lower Devonian Trilobites from Central Nevada and Northern Mexico |url=https://www.jstor.org/stable/1302460 |journal=Journal of Paleontology |volume=43 |issue=3 |pages=641–659 |jstor=1302460 |issn=0022-3360}}</ref> Its remains have been found in Africa, Asia, Australia, Europe, and North America. ''Cheirurus'' is the type genus of Cheiruridae.
==References== {{Reflist}}
==Further reading== {{Portal|Paleontology}} * ''Trilobite: Eyewitness to Evolution'' by Richard Fortey
==External links== {{Commons category|position=left|Cheirurus}} * {{cite web|url=http://www.trilobites.info|title=Suborder Cheirurina|website=Trilobites.info|archive-url=https://web.archive.org/web/20220121044450/https://www.trilobites.info/cheirurinaguide.htm|archive-date=January 21, 2022|url-status=live}} * {{cite web|url=https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=21494|title=Cheirurus|website=Paleobiology Database}}
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Category:Cheiruridae Category:Phacopida genera Category:Ordovician trilobites Category:Silurian trilobites Category:Devonian trilobites Category:Trilobites of Africa Category:Trilobites of Asia Category:Trilobites of Oceania Category:Trilobites of Europe Category:Trilobites of North America Category:Fossil taxa described in 1845 Category:Middle Devonian genus extinctions Category:Paleozoic life of Ontario Category:Paleozoic life of Quebec
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