{{Short description|Genus of crustaceans}} {{Speciesbox | image = Samastacus spinifrons.JPG | image_caption = ''Samastacus spinifrons'' | status = DD | status_system = IUCN3.1 | status_ref = <ref name=iucn>{{Cite iucn |author=Buckup, L. |year= 2010 |title= ''Samastacus spinifrons'' |article-number= e.T153617A4521001 |doi=10.2305/IUCN.UK.2010-3.RLTS.T153617A4521001.en| access-date=2021-10-25}}</ref> | genus = Samastacus | species = spinifrons | parent_authority = Riek, 1971 | authority = (Philippi, 1882) | range_map = Samastacus distribution.svg | range_map_caption = Distribution map of the Samastacus crayfish species | display_parents = 4 | synonyms = *''Astacus spinifrons'' <small>Philippi, 1882</small> *''Astacus bimaculatus'' <small>Philippi, 1894</small> *''Parastacus agassizii'' <small>Faxon, 1898</small> *''Parastacus spinifrons'' | synonyms_ref = <ref name=Crandall2017/> }}
'''''Samastacus''''' is a genus of southern crayfish in the family Parastacidae. It has a single species, ''Samastacus spinifrons''.<ref name=gbif/><ref name=Crandall2017/>
This species is found in Chile, in the region of Talcahuano, south towards the Taitao Peninsula and the Island of Chiloé. It occurs in the rivers and streams of Maipo River basin to the north, and can be found in most of the Aconcagua River and tributaries. In addition, it is found in Lake Nahuel-Huapi, Argentina. It digs shallow burrows in tranquil water along river banks and lakes.<ref name=iucn/>
==References== {{Reflist|refs= <ref name=gbif> {{Cite web| title=''Samastacus'' | url=https://www.gbif.org/species/2224036 | website=GBIF | access-date=2021-10-25 }}</ref>
<ref name=Crandall2017> {{Cite journal | title = An updated classification of the freshwater crayfishes (Decapoda: Astacidea) of the world, with a complete species list | date = 2017 | last1 = Crandall | first1 = Keith A. | last2 = De Grave | first2 = Sammy | journal = Journal of Crustacean Biology | volume = 37| issue = 5 | pages = 615–653 | doi = 10.1093/jcbiol/rux070| doi-access = free }}</ref> }}
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==Further reading== {{refbegin}} * {{Cite journal | title = An Illustrated Checklist of the American Crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae) | date = 1989 | last1 = Hobbs | first1 = Horton H. Jr. | journal = Smithsonian Contributions to Zoology | issue = 480 | pages = 1–236 | doi = 10.5479/si.00810282.480 | url = https://repository.si.edu/bitstream/handle/10088/5542/SCtZ-0480-Lo_res.pdf?sequence=2&isAllowed=y }} {{refend}}
==External links== {{refbegin}} * {{Commons-inline}} {{refend}}
{{Taxonbar|from=Q4483031|from2=Q4481124}}
Category:Parastacidae Category:Monotypic decapod genera Category:Crustaceans described in 1882 Category:Taxa named by Rodolfo Amando Philippi
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