British Insects: the Genera of Lepidoptera-Noctuidae
British Insects: the Genera of Lepidoptera-Noctuidae |
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Head rough. Face without any conspicuous prominence. Eyes glabrous; not ciliated. Antennae of males triangular- dentate.
Wingspan 34–37 mm. Forewings dull ochreous-brown with darker markings; complexly patterned; the patterning well marked; reniform defined (weakly defined within a pale blotch); orbicular defined to undefined (hidden within a dark blotch); claviform undefined. Hindwings whitish-fuscous, or fuscous; conspicuously patterned (by virtue of a dark fuscous terminal band and an inner line); without a clear discal mark; transversely lined; exhibiting vein 5. Vein 5 of the hindwings weak; arising nearer to vein 6 than to vein 4. Thorax crested (front and rear). Middle tibiae without spines. Posterior tibiae without spines. Abdomen crested.
Living adults found in August.
Larvae, pupae. Larvae posteriorly rounded; feeding on grass caryopses; pupating in the soil.
General comments. Head, thorax and abdomen pale ochreous brown.
British representation. 1 species; South-east England, Central-southern England, South-west England, English Midlands, Northern England, and Wales; ochroleuca (Dusky Sallow).
Classification. Amphipyrinae.
Illustrations: • The British secies, with 7 related genera. • Cuculliinae (1–6, 10–11, 22–23); Amphipyrinae (7–9, 12–21, 25–26), Noctuinae (24): Kirby 40.
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. British insects: the genera of Lepidoptera-Noctuidae. Version: 9th June 2008. http://delta-intkey.com’.
