dynkardarspindel
Archaeodictyna ammophila
The dynkardarspindel (Archaeodictyna ammophila) is a small, cryptic spider species with a distinctive brownish-gray coloration that provides excellent camouflage against sandy substrates. This specialized arachnid constructs small, irregular webs close to the ground and plays a crucial role as both predator of small arthropods and prey for larger invertebrates in its ecosystem.
9
Countries
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Archaeodictyna_ammophila
Taxonomy & Classification
Kingdom
Animalia
Phylum
Arthropoda
Class
Arachnida
Order
Araneae
Family
Dictynidae
Genus
Archaeodictyna
dynkardarspindel belongs to the family Dictynidae, order Araneae, within the Arachnida class.
Species Profile
The dynkardarspindel (Archaeodictyna ammophila) is a small, cryptic spider species with a distinctive brownish-gray coloration that provides excellent camouflage against sandy substrates. This specialized arachnid constructs small, irregular webs close to the ground and plays a crucial role as both predator of small arthropods and prey for larger invertebrates in its ecosystem.
The dynkardarspindel (Archaeodictyna ammophila) faces severe population declines primarily due to habitat loss from coastal development and sand extraction activities that destroy its specialized dune ecosystems. Climate change-induced sea level rise and increased storm intensity further threaten the remaining fragmented coastal sand dune habitats where this endemic spider occurs.
Key Facts
Habitat & Distribution
This species inhabits stabilized sand dunes and sandy coastal areas with sparse vegetation, particularly favoring areas with scattered grasses and low shrubs. It typically occurs in the transition zones between active dune systems and more established coastal vegetation communities.
Threats
IUCN Red List: Endangered
The dynkardarspindel (Archaeodictyna ammophila) faces severe population declines primarily due to habitat loss from coastal development and sand extraction activities that destroy its specialized dune ecosystems. Climate change-induced sea level rise and increased storm intensity further threaten the remaining fragmented coastal sand dune habitats where this endemic spider occurs.
Coastal development and urbanization
Sand extraction and quarrying
Sea level rise and coastal erosion
Habitat fragmentation
Recreational activities and trampling
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). dynkardarspindel (Archaeodictyna ammophila). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/dynkardarspindel