Trochosa sp. C. L. Koch, 1847
Trochosa sp.: https://marylandbiodiversity.org/species/18071
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Source: Wikipedia

Trochosa
Trochosa ruricola, the rustic wolf spider
Trochosa sp. with egg sac
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Araneomorphae
Family: Lycosidae
Genus: Trochosa
C. L. Koch, 1847[1]
Species

93, see text

Synonyms[1]
  • Trochosina Simon, 1885
  • Caporiaccosa Roewer, 1960
  • Metatrochosina Roewer, 1960
  • Piratosa Roewer, 1960
  • Trochosippa Roewer, 1960

Trochosa is a large wolf spider genus found worldwide.[1]

They are free-running ground dwellers.[2]

Description

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Trochosa are medium-sized spiders with general brown coloration. The body and legs are hairy and characteristically marked.[2]

The carapace has a characteristic broad pale central band that is expanded anteriorly and contains two darker patches of variable extent and shape. The anterior row of eyes is slightly wider than the second row (the posterior median eyes).[2]

The legs are stout and not very long compared to body size. The fourth tibia has a proximal spine dorsally that is usually thinner or more drawn out than the distal one, and is sometimes reduced to a bristle.[2]

Taxonomy

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This genus is well-known in Europe and North America but has never been properly revised from Africa. The male genitalia closely resemble those of Hogna, making them of limited use for generic diagnosis.[2]

Species

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As of October 2025, this genus includes 93 species:[1]

References

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  1. ^ a b c d "Genus Trochosa". World Spider Catalog. doi:10.24436/2. Retrieved 2025-10-02.
  2. ^ a b c d e Dippenaar-Schoeman, A.S.; Haddad, C.R.; Foord, S.H.; Lotz, L.N. (2021). The Lycosidae of South Africa. Version 1: part 2 (L-Z). South African National Survey of Arachnida Photo Identification Guide. p. 71. doi:10.5281/zenodo.6324723. This article incorporates text available under the CC BY 4.0 license.