Phrurotimpus mateonus

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Current valid name

Phrurotimpus mateonus Chamberlin and Gertsch (family Corinnidae)

Recognition and diagnostic features

Tiny dark spider with elongate abdomen, several pairs of spines on ventral surface of Tibia I, male abdomen glossy.

Related or similar species

Erigone dentosa


Body lengths when mature: male: 2.0 - 2.5 mm, female: 2.5 - 3.0 mm

Immatures resemble miniature adults.

Egg sac

No egg or egg sac information is available for this species


In California: central and southern counties

Elsewhere: unknown

Native to North America

This species has not been transported or become established outside of its range.


Tiny solitary hunter. May associate with ants for protection.

Status in table grapes

Level of Incidence: uncommon

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


Taxonomic history

Fairly stable for species name, but the genus has been transferred recently from the Clubionidae to the Corinnidae.

Selected references

Chamberlin, R. V., and W. J. Gertsch. 1930. On fifteen new North American Spiders. Proc. Biol. Soc. Washington 43: 137-144.