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TaxonomyBrowse
Info
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Species Phidippus johnsoni

Phidippus johnsoni - Jumping Spider - Phidippus johnsoni NEED ID PLEASE - Phidippus johnsoni Johnson Jumper - Phidippus johnsoni - female Phidippus johnsoni mating - Phidippus johnsoni Jumping Spider? - Phidippus johnsoni Red Bodied Jumping Spider - Phidippus johnsoni Phidippus sp. - Phidippus johnsoni - male Jumping Spider - Phidippus johnsoni
Classification
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)
Size
9 - 14mm
Identification
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.

Epigynum (ventral/dorsal):


Palp (ventral/retrolateral):
Food
Life Cycle
Variations of a single female specimen from juvenile to adult:


Remarks
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.