Images • Maps • Species Lists • Family Descriptions • Species Descriptions

Philodromus placidus Banks, 1892

	FAMILY: PHILODROMIDAE Thorell, 1870     Genus: Philodromus Walckenaer, 1826         Species: Philodromus placidus Banks, 1892
	Author: Shorthouse, David P. Page in progress: Visitor Comments: (0)

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

Global Distribution: North America
Nearctic States & Provinces: AB BC ON YT CO IN MT PA SC

Seasonality Specimen Search Specimen list 35, 41

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. PDF
Habitat (published): foliage of conifers (Dondale & Redner, 1978).
Habitat (<30 randomly chosen specimens): Aspen, grass, willow; Lakeside mixed open forest; Base camp. Pine forest; reclaimed mine tailings; Riparian, Aspen Forest; Black Spruce, Lower Canopy; Conifer open Forest; Beach ridge; Riparian, Mixed Forest; Conifer closed forest; Lakeside conifers; Riparian River Bank; Black Cottonwood Forest; Black Cotton wood Forest; Lodgepole Pine Forest; Riparian; Bog; Deciduous-dominant forest, 20% standing trees; Pine forest;

Life & Natural History: (not yet recorded or unknown)

Image(s) of Habitus:  email an image

Description: (not yet recorded or unknown)

Male Dimensions: A = 1.62 mm  A+B = 3.25 mm  C = 1.58 mm

Image of External Male Genitalia: email an image

Description: (not yet recorded or unknown)

Female Dimensions: A = 1.68 mm  A+B = 4.1 mm  C = 1.66 mm

Image of Epigynum: email an image

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.

Philodromus bidentatus Emerton 1892 urn:lsid:ubio.org:namebank:2101687

Philodromus placidus Banks 1892 urn:lsid:ubio.org:namebank:2101686

Philodromus placidus Kaston 1945 urn:lsid:ubio.org:namebank:2101688

Philodromus placidus Kaston 1948 urn:lsid:ubio.org:namebank:9736287

Philodromus placidus Dondale & Redner 1968 urn:lsid:ubio.org:namebank:2101689

Philodromus placidus Dondale & Redner 1978 urn:lsid:ubio.org:namebank:2101690

Philodromus placidus Paquin & Dupérré 2003 urn:lsid:ubio.org:namebank:2011431

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

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

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. 1968. The imbecillus and rufus groups of the spider genus Philodromus in North America (Araneida: Thomisidae). Mem. ent. Soc. Can. 55: 1-78.

Emerton, J. H. 1892. New England spiders of the family Thomisidae. Trans. Connect. Acad. Arts Sci. 8: 359-381.

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

Kaston, B. J. 1945. New spiders in the group Dionycha with notes on other species. Am. Mus. Novit. 1290: 1-25.

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

^‡Nomenclature and taxonomic references from the World Spider Catalog

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.

Latest Literature from uBio:

Author of this page in progress: Shorthouse, David P. dshorthouse(at)eol.org
Text Last Modified: 2006-03-22T08:22:59Z