Orthotrichia angustella
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Trichoptera
- family: Hydroptilidae
- genus: Orthotrichia
- species: Orthotrichia angustella
Villasimius
Sardinia
Paternò
Sicily
Italy
Orthotrichia angustella
Villasimius
Paternò