Habronattus pyrrithrix
adult female, live; anterior view |
adult female, live; dorsal view |
adult male, live; anterior view |
adult male, live; dorsal view |
female genitalia; epigynum |
male genitalia; palp, lateral view |
male genitalia; palp, ventral view |
grape size comparison with adult spiders; male (left), female (right) |
Current valid name
Habronattus pyrrithrix (Chamberlin) (family Salticidae)
Recognition and diagnostic features
Males have bright red coloration below the eyes and brilliant coloration elsewhere. Females are drab and are very difficult to identify to species (a common problem for the entire genus).
Related or similar species
For females, Habronattus formosus
Spider
Range of body lengths when mature: male: 4.0 - 5.0 mm, female: 5.0 - 8.0
Immatures probably look similar to females. Penultimate males have red clypeus and dorsal abdominal pattern but lack leg ornamentation.
Egg sac
No egg or egg sac information is available for this species.
Distribution
In California: southern portion of state around Los Angeles County, San Diego, and Imperial counties
Elsewhere: Arizona, Baja California, western coast of Mexico
Native to North America
This species has not been transported or become established outside of its range.
Biology
Jumping spider that can be found on the grape vines and on the ground.
Status in table grapes
Level of Incidence: rare
Level of Concern in New Zealand: WPNZ (May 2010) nr, BORIC (Dec 2011) nr (not listed), MAF-BPRA (2002) nr (coding definition)
Level of Concern in Australia: WPAU (2006) nr (coding definition)
Level of Medical importance: none
Common name
None for species, jumping spider for family
Taxonomic history
Relatively stable
Selected references
Griswold, C. E. 1984. A revision of the jumping spider genus Habronattus F. O. P. -Cambridge (Araneae; Salticidae), with phenetic and cladistic analyses. Univ. Calif. Publ. Entomology 107: 1-344.