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Species Phidippus johnsoni

Adult female - Phidippus johnsoni Phidippus johnsoni - female Mating One Male & Two Female - Phidippus johnsoni - male - female Jumping Spider?  Phidippus sp.? - Phidippus johnsoni - female Black and red jumping spider - Phidippus johnsoni Phidippus johnsoni - male Phidippus johnsoni? - Phidippus johnsoni Phidippus apacheanus - Phidippus johnsoni
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Salticidae (Jumping Spiders)
Genus Phidippus
No Taxon (johnsoni group)
Species johnsoni (Phidippus johnsoni)
Synonyms and other taxonomic changes
Explanation of Names
First described in 1883 by George and Elizabeth Peckham as Attus johnsonii

From the original description:
"This species is named for Prof. O. B. Johnson, of Washington University [sic], Seattle, W. T., to whose kindness we are indebted for an interesting collection of Washington Territory arachnida."(1) (University of Washington)
9 - 14mm
Mostly black with a red abdomen. The male's abdomen is entirely red, whereas the female's abdomen has a black mark down the center.

Palp (ventral/retrolateral)

Epigynum (ventral/dorsal)
Nunavut south to California and Arizona and as far east as western South Dakota.(2)
Life Cycle
Variations of a single female specimen from juvenile to adult:

Not harmful to humans, although like all spiders it will inflict a painful bite if provoked, and this species is reported to be more aggressive than other jumpers.
Print References
Internet References
Descriptions of new or little known spiders of the family Attidae, from various parts of the United States of North America, p.22 (downloadable from this page: look for "Peckham and Peckham 1883")    The Peckhams' original description of the species.
Works Cited
1.Descriptions of new or little known spiders of the family Attidae from various parts of the United States of North America.
Peckham, G. W. & Peckham, E. G. 1883. Milwaukee.
2.Salticidae of North America, including Mexico
Richman, David B., Bruce Cutler, & David E. Hill. 2012. Peckhamia, 95.3.