70.038 Rhodometra sacraria (Vestal) 1716
fw: 12-14mm; Apr-Nov, peak Aug-Sep; migrant; generally scarce but annual visitor to south coast, with large influxes in occasional years
ID: Varies in forewing colour from pale yellow through brownish to crimson-red; and cross-line colour varies from pink through browns to blackish. Colours vary with the temperature experienced by the pupa, with higher temperatures producing a more yellow ground colour with a more pink cross-line. Characterised by forewing pattern, white hindwing and tectiform resting posture. Aspitates gilvaria (Straw Belle) has a similar forewing pattern but is larger (fw 15-18mm) with speckling of the forewing and a grey line and central spot on the hindwing underside.
Page published 29/03/2013 (§1-8) | §9&10 added 23/11/2013