rotskaardespin
CRCritically Endangered

rotskaardespin

Titanoeca quadriguttata

The rotskaardespin (Titanoeca quadriguttata) is a small ground-dwelling spider species belonging to the family Titanoecidae. This arachnid is characterized by its distinctive four-spot pattern, from which its scientific name derives.

21

Countries

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Titanoeca_quadriguttata

01Classification

Taxonomy & Classification

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Titanoecidae

Genus

Titanoeca

rotskaardespin belongs to the family Titanoecidae, order Araneae, within the Arachnida class.

02Description

Species Profile

The rotskaardespin (Titanoeca quadriguttata) is a small ground-dwelling spider species belonging to the family Titanoecidae. This arachnid is characterized by its distinctive four-spot pattern, from which its scientific name derives. The species inhabits rocky environments and stone walls, typically found in crevices and under stones where it constructs silk-lined retreats. Titanoeca quadriguttata has a limited distribution range, primarily documented in parts of Europe where suitable rocky habitats exist. The spider is a nocturnal hunter that feeds on small arthropods and insects found within its rocky microhabitat. Currently classified as Critically Endangered by the IUCN, this species faces significant conservation challenges due to its restricted range and specialized habitat requirements. The primary threats include habitat destruction through quarrying activities, urban development, and changes in land use that affect rocky outcrop environments. Climate change may also impact the species through alterations to its preferred microclimate conditions within rock crevices. The spider's small population size and limited dispersal ability make it particularly vulnerable to local extinctions. Conservation efforts for this species are limited, partly due to insufficient knowledge about its population dynamics and ecological requirements. Research initiatives focusing on population surveys, habitat mapping, and ecological studies are needed to develop effective conservation strategies. Protection of known rocky habitat sites and careful management of quarrying activities in areas where the species occurs are essential for its long-term survival.

The rotskaardespin faces primary threats from habitat destruction caused by quarrying operations and urban development that eliminate rocky outcrop environments. Climate change poses additional risks by altering the microclimate conditions within rock crevices that the species depends upon for survival.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupArachnids
03Habitat

Habitat & Distribution

This species inhabits rocky environments including stone walls, rock crevices, and areas under stones where it constructs silk-lined retreats. It requires stable rocky microhabitats with suitable moisture and temperature conditions for shelter and hunting.

04Threats

Threats

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IUCN Red List: Critically Endangered

The rotskaardespin faces primary threats from habitat destruction caused by quarrying operations and urban development that eliminate rocky outcrop environments. Climate change poses additional risks by altering the microclimate conditions within rock crevices that the species depends upon for survival.

Detailed threat classification data is sourced from IUCN assessments as they become available.

Community

Community Sightings

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07Sources

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). rotskaardespin (Titanoeca quadriguttata). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/rotskaardespin

Full citation guide & data usage terms