The Nearctic Spider Database, http://www.canadianarachnology.org/data/spiders/30843

Ozyptila conspurcata Thorell, 1877

FAMILY: THOMISIDAE Sundevall, 1833
    Genus: Ozyptila Simon, 1864

        Species: Ozyptila conspurcata Thorell, 1877

Author of this page: Hancock, John (Page complete and awaiting review)

Common Names

Family Common Name:  crab spiders
Genus Common Name:  leaflitter crab spiders
Species Common Name:  none

Distribution

Global Distribution: USA, Canada
Nearctic States & Provinces:   AB CO
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:  Talus slopes on high mountains, among forest litter and bird's nests.
Life & Natural History:  (not yet recorded or unknown)

Seasonality of Specimen Records:


Image(s) of Habitus:


Credit: Hancock, John


Credit: Hancock, John

Details About Males

Description:  Dark in colour. Carapace, dark-red brown, faintly motted with yellow and a yellow V-shaped mark at dorsal groove, and coved with clavate seta. Legs, pale red-brown; femora nearly black. Abdomen, dorsum pale red-brown to black. Palpal tibia with erect fingerlike retrolateral apophysis, (Dondale & Redner, 1978).

Male Dimensions:

A+B = 2.8 mm  A = (not recorded) C = 1.39 mm 

Image of External Male Genitalia:


Credit: Hancock, John

Details About Females

Description:  Carapace, red brown, faintly motted with yellow and a yellow V-shaped mark at dorsal groove, and coved with clavate seta. Legs, pale red-brown. Abdomen, dorsum pale red-brown (Dondale & Redner, 1978).

Female Dimensions:

A+B = 3.5 mm  A = (not recorded) C = 1.47 mm 

Image of Epigynum:


Credit: Hancock, John

Descriptions Source:
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.

Synonyms and Chresonyms

Ozyptila conspurcata Thorell 1877
Ozyptila conspurcata Banks 1892
Ozyptila conspurcata Comstock 1912
Ozyptila conspurcata Bryant 1930
Ozyptila monroensis Bryant 1930
Ozyptila conspurcata Gertsch 1939
Ozyptila conspurcata Kurata 1944
Ozyptila bryantae Kaston 1948
Ozyptila conspurcata Kaston 1948
Ozyptila nevadensis Schick 1965
Ozyptila conspurcata Dondale & Redner 1975
Ozyptila conspurcata Dondale & Redner 1978
Ozyptila conspurcata Paquin & Dupérré 2003

Taxonomic References

Banks, N. 1892. The spider fauna of the Upper Cayuga Lake Basin. Proc. Acad. nat. Sci. Philad. 1892: 11-81.

Bryant, E. B. 1930. A revision of the American species of the genus Ozyptila. Psyche 37: 373-391.

Chickering, A. M. 1940. The Thomisidae (crab spiders) of Michigan. Pap. Michigan Acad. Sci. Arts Lett. 25: 189-237.

Comstock, J. H. 1912. The spider book; a manual for the study of the spiders and their near relatives, the scorpions, pseudoscorpions, whipscorpions, harvestmen and other members of the class Arachnida, found in America north of Mexico, with analytical keys for their classification and popular accounts of their habits. Garden City, New York, pp. 1-721

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.

Dondale, C. D. & J. H. Redner. 1975. The genus Ozyptila in North America (Araneida, Thomisidae). J. Arachnol. 2: 129-181.

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.

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

Kurata, T. B. 1944. Two new species of Ontario spiders. Occ. Pap. r. Ontario Mus. Zool. 8: 1-6.

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

Schick, R. X. 1965. The crab spiders of California (Araneae, Thomisidae). Bull. Am. Mus. nat. Hist. 129: 1-180.

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.

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 Ozyptila Simon, 1864‡‡

O. americana Banks, 1895 ...............USA, Canada
O. arctica Kulczynski, 1908 ...............Holarctic
O. atomaria (Panzer, 1801) ...............Palearctic
O. beaufortensis Strand, 1916 ...............USA, Canada
O. brevipes (Hahn, 1826) ...............Palearctic
O. claveata (Walckenaer, 1837) ...............Palearctic
O. creola Gertsch, 1953 ...............USA
O. curvata Dondale & Redner, 1975 ...............USA, Canada
O. distans Dondale & Redner, 1975 ...............USA, Canada
O. formosa Bryant, 1930 ...............USA
O. georgiana Keyserling, 1880 ...............USA, Canada
O. gertschi Kurata, 1944 ...............Holarctic
O. hardyi Gertsch, 1953 ...............USA
O. inglesi Schick, 1965 ...............USA
O. monroensis Keyserling, 1884 ...............USA, Canada
O. pacifica Banks, 1895 ...............USA, Canada
O. praticola (C. L. Koch, 1837) ...............Holarctic
O. pullata (Thorell, 1875) ...............Palearctic
O. rauda Simon, 1875 ...............Palearctic
O. scabricula (Westring, 1851) ...............Palearctic
O. simplex (O. P.-Cambridge, 1862) ...............Palearctic
O. sincera Kulczynski, 1926 ...............Holarctic
O. sincera canadensis Dondale & Redner, 1975 ...............USA, Canada, Alaska
O. sincera oraria Dondale & Redner, 1975 ...............USA
O. trux (Blackwall, 1846) ...............Palearctic (Canada, introduced)
O. yosemitica Schick, 1965 ...............USA

‡‡May also include species with Palearctic distribution

Page Reference:

Hancock, John. submitted. Taxonomic and natural history description of FAM: THOMISIDAE, Ozyptila conspurcata Thorell, 1877. In: The Nearctic Spider Database. David P. Shorthouse (editor). World Wide Web electronic publication. Direct link: http://www.canadianarachnology.org/data/spiders/30843 (Accessed: 7/8/2008 11:39:34 PM).

Author Email Address: spidermanjohn@shaw.ca
Text Last Modified: 2006-03-29T17:31:06Z