The Nearctic Spider Database, http://www.canadianarachnology.org/data/spiders/27203

Gnaphosa brumalis Thorell, 1875

FAMILY: GNAPHOSIDAE Pocock, 1898
    Genus: Gnaphosa Latreille, 1804

        Species: Gnaphosa brumalis Thorell, 1875

Author of this page: Shorthouse, David P. (Page is in progress)

Common Names

Family Common Name:  stealthy ground spiders
Genus Common Name:  none
Species Common Name:  none

Distribution

Global Distribution: USA, Canada, Alaska
Nearctic States & Provinces:   AB YT CA CO MT NH WY
Collection Locales Mapped by Year Collected: 


Natural History, Phenology & Image(s)

Feeding Guild:  ground runners
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:  under stones in pine forests, talus slopes, tundra
Life & Natural History:  Adult males have been collected from June to August while adult females have been collected from April to September. This species has been collected up to 4400 m elevations in Colorado.

Seasonality of Specimen Records:

   seasonality
Image(s) of Habitus:  (images not yet available)

Details About Males

Description:  (not yet recorded or unknown)

Male Dimensions:

A+B = 7.21 mm  A = 3.33 mm  C = 2.62 mm 

Image of External Male Genitalia:  (image not yet available)

Details About Females

Description:  (not yet recorded or unknown)

Female Dimensions:

A+B = 8.72 mm  A = 3.75 mm  C = 2.79 mm 

Image of Epigynum:  (image not yet available)

Descriptions Source:
Platnick, N. I. & C. D. Dondale. 1992. The insects and arachnids of Canada, Part 19. The ground spiders of Canada and Alaska (Araneae: Gnaphosidae). Research Branch, Agriculture Canada, Publ. 1875: 1-297.

Synonyms and Chresonyms

Gnaphosa brumalis Thorell 1875
Gnaphosa scudderi Thorell 1877
Gnaphosa brumalis Emerton 1890
Gnaphosa brumalis Chamberlin 1933
Gnaphosa brumalis Kaston 1948
Gnaphosa brumalis Platnick & Shadab 1975
Gnaphosa brumalis Platnick & Dondale 1992
Gnaphosa brumalis Paquin & Dupérré 2003

Taxonomic References

Chamberlin, R. V. 1933. Four new spiders of the family Gnaphosidae. Amer. Mus. Novit. 631: 1-7.

Emerton, J. H. 1890. New England spiders of the families Drassidae, Agalenidae and Dysderidae. Trans. Connect. Acad. Arts Sci. 8: 166-206.

Kaston, B. J. 1948. Spiders of Connecticut. Bull. Conn. St. geol. nat. Hist. Surv. 70: 1-874.

Paquin, P. & N. Dupérré. 2003. Guide d'identification des araignées de Québec. Fabreries, Suppl. 11 1-251.

Platnick, N. I. & C. D. Dondale. 1992. The insects and arachnids of Canada, Part 19. The ground spiders of Canada and Alaska (Araneae: Gnaphosidae). Research Branch, Agriculture Canada, Publ. 1875: 1-297.

Platnick, N. I. & M. U. Shadab. 1975. A revision of the spider genus Gnaphosa (Araneae, Gnaphosidae) in America. Bull. Am. Mus. nat. Hist. 155: 1-66.

Thorell, T. 1877. Descriptions of the Araneae collected in Colorado in 1875, by A. S. Packard jun., M.D. Bull. U. S. geol. Surv. 3: 477-529.

Thorell, T. 1875. Notice of some spiders from Labrador. Proc. Boston Soc. nat. Hist. 17: 490-504.

Nomenclature and taxonomic references from the World Spider Catalog accessible at http://research.amnh.org/entomology/spiders/catalog/GNAPHOSIDAE.html

Natural History References

Platnick, N. I. & C. D. Dondale. 1992. The insects and arachnids of Canada, Part 19. The ground spiders of Canada and Alaska (Araneae: Gnaphosidae). Research Branch, Agriculture Canada, Publ. 1875: 1-297.

Other Nearctic Members of Genus Gnaphosa Latreille, 1804‡‡

G. altudona Chamberlin, 1922 ...............USA
G. antipola Chamberlin, 1933 ...............USA, Canada
G. borea Kulczynski, 1908 ...............Holarctic
G. californica Banks, 1904 ...............USA, Canada
G. clara (Keyserling, 1887) ...............North America
G. dentata Platnick & Shadab, 1975 ...............USA
G. dolosa Herman, 1879 ...............Palearctic
G. fontinalis Keyserling, 1887 ...............USA, Mexico
G. hirsutipes Banks, 1901 ...............USA, Mexico
G. inconspecta Simon, 1878 ...............Palearctic
G. leporina (L. Koch, 1866) ...............Palearctic
G. lucifuga (Walckenaer, 1802) ...............Palearctic
G. maritima Platnick & Shadab, 1975 ...............USA, Mexico
G. microps Holm, 1939 ...............Holarctic
G. montana (L. Koch, 1866) ...............Palearctic
G. muscorum (L. Koch, 1866) ...............Holarctic
G. nigerrima L. Koch, 1877 ...............Palearctic
G. orites Chamberlin, 1922 ...............Holarctic
G. parvula Banks, 1896 ...............USA, Canada, Alaska
G. salsa Platnick & Shadab, 1975 ...............USA, Mexico
G. saxosa Platnick & Shadab, 1975 ...............USA
G. sericata (L. Koch, 1866) ...............USA to Guatemala, Cuba
G. snohomish Platnick & Shadab, 1975 ...............USA, Canada
G. sticta Kulczynski, 1908 ...............Palearctic
G. synthetica Chamberlin, 1924 ...............USA, Mexico
G. utahana Banks, 1904 ...............USA

‡‡May also include species with Palearctic distribution

Page Reference:

Shorthouse, David P. in prep. Taxonomic and natural history description of FAM: GNAPHOSIDAE, Gnaphosa brumalis Thorell, 1875. In: The Nearctic Spider Database. David P. Shorthouse (editor). World Wide Web electronic publication. Direct link: http://www.canadianarachnology.org/data/spiders/27203 (Accessed: 11/20/2008 10:19:35 PM).

Author Email Address: dshorthouse@eol.org
Text Last Modified: 2006-03-22T19:21:07Z