The Nearctic Spider Database, http://www.canadianarachnology.org/data/spiders/31957
Xysticus labradorensis Keyserling, 1887
FAMILY: THOMISIDAE Sundevall, 1833
Genus: Xysticus C. L. Koch, 1835
Species: Xysticus labradorensis Keyserling, 1887
Common Names
Family Common Name:
crab spiders
Genus Common Name:
ground crab spiders
Species Common Name:
none
Distribution
Global Distribution: Holarctic
Nearctic States & Provinces:
CO WY
Collection Locales Mapped by Year Collected:
Natural History, Phenology & Image(s)
Feeding Guild:‡
ambushers
‡Feeding guild when noted defined by Uetz, G. W., J. Halaj, and A. B. Cady. 1999. Guild structure of spiders in major crops. Journal of Arachnology 27:270-280.
Recorded Habitats:
(not yet recorded or unknown)
Life & Natural History:
(not yet recorded or unknown)
Seasonality of Specimen Records:
Image(s) of Habitus:

Credit: Slowik, Joey
Details About Males
Description:
(not yet recorded or unknown)
Image of External Male Genitalia:
(image not yet available)
Details About Females
Description:
(not yet recorded or unknown)
Image of Epigynum:

Credit: Slowik, Joey
Synonyms and Chresonyms†
| Xysticus labradorensis Keyserling 1887 |
| Xysticus bimaculatus Emerton 1919 |
| Xysticus labradorensis Gertsch 1939 |
| Xysticus labradorensis Tullgren 1944 |
| Xysticus labradorensis Holm 1958 |
| Xysticus labradorensis Buckle & Redner 1964 |
| Xysticus labradorensis Turnbull, Dondale & Redner 1965 |
| Xysticus labradorensis Utochkin 1968 |
| Xysticus albidus Holm 1970 |
| Xysticus labradorensis Dondale & Redner 1978 |
| Xysticus labradorensis Marusik 1989 |
| Xysticus labradorensis Paquin & Dupérré 2003 |
Taxonomic References†
Buckle, D. J. & J. H. Redner. 1964. The Nearctic species of the Xysticus labradorensis subgroup (Araneae: Thomisidae). Can. Ent. 96: 1138-1142.
Dondale, C. D. & J. H. Redner. 1978. The insects and arachnids of Canada, Part 5. The crab spiders of Canada and Alaska, Araneae: Philodromidae and Thomisidae. Research Branch, Agriculture Canada, Publ. 1663: 1-255.
Emerton, J. H. 1919. The spiders collected by the Canadian Arctic Expedition 1913-18. In Report of the Canadian Arctic Expedition. 3(H): 1-8.
Emerton, J. H. 1894. Canadian spiders. Trans. Connect. Acad. Arts Sci. 9: 400-429.
Gertsch, W. J. 1939. A revision of the typical crab spiders (Misumeninae) of America north of Mexico. Bull. Amer. Mus. Nat. Hist. 76: 277-442.
Holm, Å. 1970. Notes on spiders collected by the "Vega" Expedition 1878-1880. Entomologica scand. 1: 188-208.
Holm, Å. 1958. Spiders (Araneae) from Greenland. Ark. Zool. 11: 525-534.
Keyserling, E. 1887. Neue Spinnen aus America. VII. Verh. zool.-bot. Ges. Wien 37: 421-490.
Marusik, Y. M. 1989. Two new species of the spider genus Xysticus and synonymy of crab spiders (Aranei, Thomisidae, Philodromidae) from Siberia. Zool. Zh. 68(4): 140-145.
Paquin, P. & N. Dupérré. 2003. Guide d'identification des araignées de Québec. Fabreries, Suppl. 11 1-251.
Tullgren, A. 1944. Svensk Spindelfauna. 3. Araneae (Salticidae, Thomisidae, Philodromidae och Eusparassidae). Stockholm, pp. 1-108.
Turnbull, A. L., C. D. Dondale & J. H. Redner. 1965. The spider genus Xysticus C. L. Koch (Araneae: Thomisidae) in Canada. Can. Ent. 97: 1233-1280.
Utochkin, A. S. 1968. Pauki roda Xysticus faunii SSSR (Opredelitel'). Ed. Univ. Perm, pp. 1-73.
†Nomenclature and taxonomic references from the World Spider Catalog accessible at http://research.amnh.org/entomology/spiders/catalog/THOMISIDAE.html
Other Nearctic Members of Genus Xysticus C. L. Koch, 1835‡‡
X. acquiescens Emerton, 1919 ...............Holarctic
X. alboniger Turnbull, Dondale & Redner, 1965 ...............USA, Canada
X. ampullatus Turnbull, Dondale & Redner, 1965 ...............USA, Canada
X. apachecus Gertsch, 1933 ...............USA
X. apalacheus Gertsch, 1953 ...............USA
X. aprilinus Bryant, 1930 ...............USA
X. auctificus Keyserling, 1880 ...............USA, Canada
X. audax (Schrank, 1803) ...............Palearctic
X. banksi Bryant, 1933 ...............USA
X. benefactor Keyserling, 1880 ...............USA, Canada
X. bicuspis Keyserling, 1887 ...............USA
X. bifasciatus C. L. Koch, 1837 ...............Palearctic
X. bonneti Denis, 1938 ...............Palearctic
X. britcheri Gertsch, 1934 ...............Russia, Alaska, Canada, USA
X. californicus Keyserling, 1880 ...............USA
X. canadensis Gertsch, 1934 ...............Russia, USA, Canada
X. chaparralis Schick, 1965 ...............USA
X. chippewa Gertsch, 1953 ...............Holarctic
X. cochise Gertsch, 1953 ...............USA
X. coloradensis Bryant, 1930 ...............USA
X. concursus Gertsch, 1934 ...............USA
X. cristatus (Clerck, 1757) ...............Palearctic
X. cunctator Thorell, 1877 ...............USA, Canada
X. deichmanni Sorensen, 1898 ...............Canada, Alaska, Greenland
X. discursans Keyserling, 1880 ...............North America
X. durus (Sorensen, 1898) ...............USA, Canada, Greenland
X. elegans Keyserling, 1880 ...............USA, Canada, Alaska
X. ellipticus Turnbull, Dondale & Redner, 1965 ...............USA, Canada
X. emertoni Keyserling, 1880 ...............USA, Canada, Alaska, Slovakia to China
X. facetus O. P.-Cambridge, 1896 ...............Mexico to El Salvador
X. ferox (Hentz, 1847) ...............USA, Canada
X. ferrugineus Menge, 1876 ...............Palearctic
X. fervidus Gerstch, 1953 ...............USA, Canada
X. flavovittatus Keyserling, 1880 ...............USA
X. floridanus Banks, 1896 ...............USA
X. fraternus Banks, 1895 ...............USA, Canada
X. funestus Keyserling, 1880 ...............North America
X. furtivus Gertsch, 1936 ...............USA
X. gallicus Simon, 1875 ...............Palearctic
X. gertschi Schick, 1965 ...............North America
X. gosiutus Gertsch, 1932 ...............USA, Canada
X. gulosus Keyserling, 1880 ...............North America
X. humilis Redner & Dondale, 1965 ...............USA
X. imitarius Gertsch, 1953 ...............USA
X. indiligens (Walckenaer, 1837) ...............USA
X. iviei Schick, 1965 ...............USA
X. iviei sierrensis Schick, 1965 ...............USA
X. keyserlingi Bryant, 1930 ...............USA, Canada
X. lanio C. L. Koch, 1835 ...............Palearctic
X. lassanus Chamberlin, 1925 ...............USA, Mexico
X. laticeps Bryant, 1933 ...............USA, Cuba
X. lineatus (Westring, 1851) ...............Palearctic
X. locuples Keyserling, 1880 ...............USA, Canada
X. luctans (C. L. Koch, 1845) ...............USA, Canada
X. luctator L. Koch, 1870 ...............Palearctic
X. luctuosus (Blackwall, 1836) ...............Holarctic
X. lutzi Gertsch, 1935 ...............USA, Mexico
X. montanensis Keyserling, 1887 ...............USA, Canada, Alaska
X. nevadensis (Keyserling, 1880) ...............USA
X. nigromaculatus Keyserling, 1884 ...............USA, Canada
X. ninnii Thorell, 1872 ...............Palearctic
X. obscurus Collett, 1877 ...............Holarctic
X. ocala Gertsch, 1953 ...............USA
X. ontariensis Emerton, 1919 ...............Canada
X. orizaba Banks, 1898 ...............Mexico
X. paiutus Gertsch, 1933 ...............USA, Mexico
X. pearcei Schick, 1965 ...............USA
X. pellax O. P.-Cambridge, 1894 ...............North America
X. peninsulanus Gertsch, 1934 ...............USA
X. posti Sauer, 1968 ...............USA
X. pretiosus Gertsch, 1934 ...............USA, Canada
X. punctatus Keyserling, 1880 ...............USA, Canada
X. robinsoni Gertsch, 1953 ...............USA, Mexico
X. rockefelleri Gertsch, 1953 ...............Mexico
X. rugosus Buckle & Redner, 1964 ...............Russia, Canada, USA
X. sabulosus (Hahn, 1832) ...............Palearctic
X. sphericus (Walckenaer, 1837) ...............USA
X. striatipes L. Koch, 1870 ...............Palearctic
X. tampa Gertsch, 1953 ...............USA
X. texanus Banks, 1904 ...............USA, Mexico
X. triangulosus Emerton, 1894 ...............USA, Canada, Alaska
X. triguttatus Keyserling, 1880 ...............USA, Canada
X. ulmi (Hahn, 1831) ...............Palearctic
X. variabilis Keyserling, 1880 ...............USA
X. viduus Kulczynski, 1898 ...............Palearctic
X. winnipegensis Turnbull, Dondale & Redner, 1965 ...............Canada
‡‡May also include species with Palearctic distribution