Insects of Britain and Ireland: the genera of Lepidoptera-Noctuidae
Adults. Head rough. Face without any conspicuous prominence. Eyes glabrous; not ciliated. Antennae of males ciliate.
Wingspan 52–62 mm. Head and thorax coloured like the forewings, the abdomen paler and like the hindwings. Forewings smoky grey or blackish-brownish; neither green nor greenish tinged; complexly patterned; the patterning well marked (with light markings); reniform defined; orbicular defined; claviform defined to undefined. Hindwings dark fuscous, or grey (smoky); plain to terminally darkened; without a clear discal mark; without transverse lines; exhibiting vein 5. Vein 5 of the hindwings strong (distally); arising nearer to vein 6 than to vein 4. Thorax crested (front and rear). Middle tibiae with spines. Posterior tibiae with spines. Abdomen not crested.
Living adults found July and August.
Larvae, pupae. Larvae feeding on diverse Dicot herbs when young, after hibernation the shoots of Rubus, Vaccinium, Salix, etc.; pupating in the soil.
British representation. 1 species; South-east England, Central-southern England, English Midlands, Northern England, Southern Scotland, Northern Scotland, Wales, and Ireland; occulta (Great Brocade).
Illustrations. • Noctuinae: Eurois occulta (Great Brocade: B. Ent. 248). • Eurois occulta: B. Ent. 248, legend+text. • Eurois occulta: B. Ent. 248, text cont.. • Noctuinae: E. occulta (Great Brocade) and 4 related genera. • Noctuinae and Hadeninae: Kirby.
To view the illustrations with detailed captions, go to the interactive key. This also offers full and partial descriptions, diagnostic descriptions, differences and similarities between taxa, lists of taxa exhibiting or lacking specified attributes, and distributions of character states within any set of taxa.
Cite this publication as: ‘Watson, L., and Dallwitz, M.J. 2003 onwards. Insects of Britain and Ireland: the genera of Lepidoptera-Noctuidae. Version: 8th June 2016. delta-intkey.com’.