The Nearctic Spider Database, http://www.canadianarachnology.org/data/spiders/30830

Ozyptila beaufortensis Strand, 1916

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

        Species: Ozyptila beaufortensis Strand, 1916

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
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:  Ground dwelling, particularly among leaf litter. Also in wetland meadows close to waters edge among reeds.
Life & Natural History:  (not yet recorded or unknown)

Seasonality of Specimen Records:


Image(s) of Habitus:


Credit: Hancock, John

Details About Males

Description:  Carapace dark red-brown, with yellow eye area, and yellow V-shaped mark at dorsal groove, many clavate setae; with pair of lateral longitudinally pale bands. Legs red-brown, trochanters and femora speckled with black. Dorsum of abdomen red-brown with many indistinct black spots or bands (Dondale & Redner, 1978).

Male Dimensions:

A+B = 3 mm  A = (not recorded) C = 1.27 mm 

Image of External Male Genitalia:


Credit: Hancock, John

Details About Females

Description:  Carapace pale reddish-brown, with yellow eye area, and yellow V-shaped mark at dorsal groove, many clavate setae; with pair of lateral longitudinally pale bands. Legs pale reddish-brown, trochanters and femora speckled with black. Dorsum of abdomen red-brown with many pale grey spots or bands (Dondale & Redner, 1978).

Female Dimensions:

A+B = 3.75 mm  A = (not recorded) C = 1.48 mm 

Image of Epigynum:  (image not yet available)

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 beaufortensis Strand 1916
Ozyptila beaufortensis Gertsch 1953
Ozyptila bison Gertsch 1953
Ozyptila beaufortensis Dondale & Redner 1975
Ozyptila beaufortensis Dondale & Redner 1978

Taxonomic References

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

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.

Gertsch, W. J. 1953. The spider genera Xysticus, Coriarachne and Oxyptila (Thomisidae, Misumeninae) in North America. Bull. Am. Mus. Nat. Hist. 102: 415-482.

Strand, E. 1916. Systematische-faunistiche Studien über paläarktische, afrikanische und amerikanische Spinnen des Senckenbergischen Museums. Arch. Naturg. 81(A9): 1-153.

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. brevipes (Hahn, 1826) ...............Palearctic
O. claveata (Walckenaer, 1837) ...............Palearctic
O. conspurcata Thorell, 1877 ...............USA, Canada
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 beaufortensis Strand, 1916. In: The Nearctic Spider Database. David P. Shorthouse (editor). World Wide Web electronic publication. Direct link: http://www.canadianarachnology.org/data/spiders/30830 (Accessed: 7/20/2008 4:02:55 PM).

Author Email Address: spidermanjohn@shaw.ca
Text Last Modified: 2006-03-29T17:30:09Z