eikenspringspin
Ballus chalybeius
Ballus chalybeius is a jumping spider. It is the type species of the genus Ballus.
39
Countries
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Ballus_chalybeius
Taxonomy & Classification
Kingdom
Animalia
Phylum
Arthropoda
Class
Arachnida
Order
Araneae
Family
Salticidae
Genus
Ballus
eikenspringspin belongs to the family Salticidae, order Araneae, within the Arachnida class.
Species Profile
Ballus chalybeius is a jumping spider. It is the type species of the genus Ballus.
The eikenspringspin faces mounting pressure from habitat degradation and fragmentation as urban development and agricultural expansion encroach upon its specialized microhabitats. Climate change poses additional risks by altering the delicate moisture and temperature conditions required for this species' survival, while pollution from agricultural runoff and urban sources degrades the quality of remaining suitable habitats.
Key Facts
Habitat & Distribution
This jumping spider inhabits low vegetation, shrublands, and forest edges with adequate moisture and shelter, typically found in areas with dense ground cover and leaf litter. The species requires specific microhabitat conditions including appropriate humidity levels and prey availability in semi-natural and disturbed landscapes.
Threats
Agricultural expansion and intensification
Habitat loss and fragmentation from urban development
Climate change altering microhabitat conditions
Loss of prey species due to ecosystem degradation
Pollution from agricultural and urban runoff
Found in 39 Countries
Community Sightings
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Sources & Attribution
How to Cite
IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS
GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org
This page: SpeciesRadar (2025). eikenspringspin (Ballus chalybeius). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/eikenspringspin