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Home » Guide » Arthropods (Arthropoda) » Chelicerates (Chelicerata) » Arachnids (Arachnida) » Spiders (Araneae) » True Spiders (Araneomorphae) » Entelegynae » Jumping Spiders (Salticidae) » Menemerus » Gray Wall Jumper (Menemerus bivittatus)

Species Menemerus bivittatus - Gray Wall Jumper

Classification · Other Common Names · Pronunciation · Synonyms and other taxonomic changes · Explanation of Names · Size · Identification · Range · Habitat · Season · Life Cycle · Remarks · See Also · Print References · Internet References · Works Cited

Genus Platycryptus? - Menemerus bivittatus

Jumping spider on a concrete wall. - Menemerus bivittatus

Phidippus? Could you kindly identify determine the species. - Menemerus bivittatus - female

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 Menemerus

Species bivittatus (Gray Wall Jumper)

Other Common Names

Gray Wall Jumper

Pronunciation

men-eh-MAIR-us by-vih-TAY-us

Synonyms and other taxonomic changes

See the World Spider Catalog.

Explanation of Names

Author of name: Léon Jean Marie Dufour. First year published: 1831, as Salticus bivittatus.

Size

Body length of adult females approx. 7-10mm; of adult males approx. 5-9mm.

Identification

Female & Male together

Range

A pantropical species whose North American range is North Carolina south to Florida and west across the southern states to California. (Collections localities also include records for West Virginia and Minnesota, however those were not established populations.)

Habitat

In the U.S., most commonly found on the exterior walls of buildings during the day.

Season

All year round, though more noticeable in spring and summer.

Life Cycle

Lens-shaped egg sac with approx. 25-40 eggs inside.

Remarks

Non-native, likely introduced from the Old World tropics.

See Also

Platycryptus

Print References

-Barnes, R. D., 1958. North American jumping spiders of the subfamily Marpissinae (Araneae, Salticidae). Am. Mus. Novit. 1867: 1-50.(1)

-Kaston, B. J., 1978. How to Know the Spiders. WCB/McGraw-Hill. 1-272. (2)

Internet References

U. of Florida by GB Edwards

Tree of Life

Wikipedia

Video of Menemerus bivittatus by D. Walton

Works Cited

1.	North American jumping spiders of the subfamily Marpissinae (Araneae, Salticidae) R.D. Barnes. 1958. American Museum novitates no. 1867, 50 pp.

2.	How to Know the Spiders B. J. Kaston. 1978. WCB/McGraw-Hill.

Contributed by john and jane balaban on 7 August, 2005 - 12:41am
Additional contributions by Beatriz Moisset, Lynette Elliott, Jeff Hollenbeck, cheins, Dick Walton, kschnei, v belov, Mandy Howe
Last updated 26 December, 2022 - 6:05pm

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