Dark Dwarf
Elachista subnigrella
The Dark Dwarf (Elachista subnigrella) is a small microlepidopteran moth with distinctive dark forewings marked by subtle metallic scaling. As a leaf-mining specialist, larvae create characteristic serpentine mines within grass blades, playing an important role in grassland nutrient cycling and serving as prey for various insectivorous species.
12
Countries
Photo: iNaturalist: (c) Ben Sale, some rights reserved (CC BY)
Taxonomy & Classification
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Lepidoptera
Family
Elachistidae
Genus
Elachista
Dark Dwarf belongs to the family Elachistidae, order Lepidoptera, within the Insecta class.
Species Profile
The Dark Dwarf (Elachista subnigrella) is a small microlepidopteran moth with distinctive dark forewings marked by subtle metallic scaling. As a leaf-mining specialist, larvae create characteristic serpentine mines within grass blades, playing an important role in grassland nutrient cycling and serving as prey for various insectivorous species.
The Dark Dwarf (Elachista subnigrella) faces significant threats from habitat loss and degradation due to agricultural intensification and urban development across its range. Climate change poses additional risks by altering the distribution and phenology of its host plants, while pesticide use in agricultural areas directly impacts both the species and its larval food sources.
Key Facts
Habitat & Distribution
This micro-moth species inhabits grasslands, meadows, and open woodland edges where its host grasses occur, typically in areas with diverse herbaceous vegetation. It shows preference for semi-natural grassland habitats and field margins that support its specific grass host plants.
Threats
Habitat loss from agricultural intensification
Urban development and land conversion
Climate change altering host plant distribution
Grassland management practices reducing suitable microhabitats
Pesticide use affecting host plants and larvae
Found in 12 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). Dark Dwarf (Elachista subnigrella). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/dark-dwarf