Barred Rivulet
Common NameBarred Rivulet
Scientific NamePerizoma alchemillata
FamilyGeometridae
SubfamilyLarentiinae
Wingspan (mm)20
Wing Patternstriped
Primary Colorsbrown, white, grey
HabitatWoodland edges, hedgerows, gardens, waste ground
Geographic RangeEurope, parts of Asia, North Africa
Host PlantsGaleopsis tetrahit, Galeopsis speciosa, Lamium
Flight PeriodMay to September
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesLarvae feed on the seeds of host plants, often within the seed capsules. Pupation occurs in a cocoon in the soil.
Identification TipsLook for the distinctive wavy banding pattern on the forewings, particularly the prominent white subterminal line, against a mottled brown background. Its small size is also a key feature.
Description
A small moth with cryptically patterned forewings featuring a complex mix of dark brown, light brown, and white wavy bands, and paler, plainer hindwings.
