Schrankia costaestrigalis

Pinion-streaked snout
Female
Male
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Erebidae
Genus:	Schrankia
Species:	S. costaestrigalis
Binomial name
Schrankia costaestrigalis (Stephens, 1834)
Synonyms
Cledeobia costaestrigalis Stephens, 1834 Hypenodes exsularis Meyrick, 1888 Scoparia triangulalis Hudson, 1923 Hypenodes costistrigalis Dannehl, 1925 Hypenodes lugubralis Dannehl, 1925 Schrankia monotona Lempke, 1949 Schrankia f. unicolor Lempke, 1949 Schrankia virgata Lempke, 1966 Schrankia hartigi Berio, 1991

Schrankia costaestrigalis, the pinion-streaked snout, is a species of moth of the family Erebidae. It is found in Europe, the Canaries, Madeira, Syria, Armenia. It is also present in New Zealand. The species closely resembles Crambidae or Pyralidae species.

Technical description and variation

For a key to the terms used, see Glossary of entomology terms.

The wingspan is 16–22 mm. The length of the forewings is 9–11 mm. Forewing whitish ochreous, mixed with brownish fuscous towards costa; a fine black dash beneath costa at base; inner line partly blackish, dentate; outer oblique, irregular, partly marked with dark and edged posteriorly with whitish; cellspot small, blackish, connected with outer line by dark fuscous suffusion; subterminal line indistinct, pale; hindwing luteous whitish, with a grey discal dot.

Figs. 3, 3a larvae after final moult, on wild thyme

Biology

The moth flies from May to October depending on the location.

Larva dark purplish brown; dorsal and subdorsal lines pale, the latter black-edged beneath; sides more ochreous; will feed on flowers of thyme in captivity. The larvae feed on various herbaceous and woody plants. Reported to feed on potato tubers and to cause significant crop loss (>80%) in China.

External links

• Pinion-streaked snout at UKMoths
• Lepiforum.de
• Vlindernet.nl (in Dutch)