Calamobius filum
Local name: Aiguillonier, Céréales killer
Calamobius filum is a species of beetle in the family Cerambycidae, and the only species in the genus Calamobius. It was described by Rossi in 1790.
35
Countries
Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Calamobius
Taxonomy & Classification
Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera
Family
Cerambycidae
Genus
Calamobius
Calamobius filum belongs to the family Cerambycidae, order Coleoptera, within the Insecta class.
Species Profile
Calamobius filum is a species of beetle in the family Cerambycidae, and the only species in the genus Calamobius. It was described by Rossi in 1790.
Calamobius filum faces severe population declines primarily due to intensive agricultural practices and habitat loss from conversion of traditional cereal cultivation areas. The species is particularly vulnerable to pesticide use and modern farming techniques that eliminate the wild grasses and traditional crop varieties it depends upon for breeding and larval development.
Key Facts
Threats
IUCN Red List: Endangered
Calamobius filum faces severe population declines primarily due to intensive agricultural practices and habitat loss from conversion of traditional cereal cultivation areas. The species is particularly vulnerable to pesticide use and modern farming techniques that eliminate the wild grasses and traditional crop varieties it depends upon for breeding and larval development.
Intensive agriculture and pesticide use
Loss of traditional cereal cultivation practices
Decline of wild grass species in agricultural margins
Habitat fragmentation from agricultural intensification
Found in 35 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). Calamobius filum (Calamobius filum). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/aiguillonier-cereales-killer