Insects of Britain and Ireland: the genera of Lepidoptera-Noctuidae

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L. Watson and M. J. Dallwitz

Oligia Hübner

Miana Stephens, Procus Oken, Procus Agassiz.

Adults. Head rough. Eyes glabrous; not ciliated. Antennae of males ciliate.

Wingspan 22–28 mm. Forewings blackish and whitish, grey, light brown, ochreous, dark brown or reddish brown; neither green nor greenish tinged; neither purplish nor rosy marked or tinged; complexly patterned; the patterning well marked, or obscure; reniform defined; orbicular defined; claviform defined, or undefined. Hindwings fuscous, or grey to blackish; plain; without a clear discal mark; without transverse lines; 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 June and July.

Larvae, pupae. Larvae posteriorly tapered; feeding on grasses, in and on stems and shoots; pupating in the soil.

British representation. 4 species; South-east England, Central-southern England, South-west England, English Midlands, Northern England, Southern Scotland, Northern Scotland, Wales, and Ireland (common); fasciuncula (Middle-barred Minor), latruncula (Tawny Marbled Minor), strigilis (Marbled Minor), versicolor (Rufous Minor).


Illustrations. • O. strigilis (Marbled Minor) and O. fasciuncula (Middle-barred Minor), with 7 related genera: Newman. • Oligia strigilis (Marbled Minor: melanics, photos). • O. strigilis, with Cuculliinae, Amphipyrinae and Noctuinae: Kirby. • Larvae and pupa of O. strigilis: Duponchel and Guénée (1849).

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.’.