Xanthorhoe ferrugata
Dark Rust - blade tensioner ( Xanthorhoe ferrugata )
The Dark Rust - blade tensioner ( Xanthorhoe ferrugata ) is a butterfly (moth ) from the family of the tensioner ( Geometridae ).
- 2.1 Flight times and caterpillars
- 3.1 Notes and references
- 3.2 Literature
Features
The representatives of the Dark Rust - Labkrautspanners reach a wingspan of 18-22 millimeters. Near the wing tip (apex) There is a dark spot, another can be found in Saumfeld. The hind wings are brownish gray.
Subspecies
- Xanthorhoe ferrugata ferrugata ( Clerck, 1759)
- Xanthorhoe ferrugata fuscata ( Nordström, 1935) is not recognized by all authors as a subspecies.
- Xanthorhoe ferrugata alaskae Cassino & Swett, 1925 ( Alaska, Yakutat )
- Xanthorhoe ferrugata bilbainensis Fuchs, 1898 ( Spain, Bilbao)
- Xanthorhoe ferrugata infumata Barnes & McDunnough, 1917 ( USA, Oregon Crater Lake )
- Xanthorhoe ferrugata malaisei Djakonov, 1929 ( Kamchatka, Petropavlovsk -Kamchatsky )
Similar Species
- Bright Rust - blade tensioner ( Xanthorhoe spadicearia )
- Spring Herb Leaf tensioner ( Xanthorhoe biriviata )
- Xanthorhoe vidanoi
Synonyms
- Phalaena ferrugata Clerck, 1759
- Geometra unidentaria Haworth, 1809
- Larentia eximiata Fuchs, 1905
- Cidaria ferrugata fuscata Nordström, 1935
- Cidaria inclinataria Walker, 1963
Way of life
The larvae of the Dark Rust - blade tensioner feed on herbaceous plants such as Labkräutern ( Galium ), chickweed ( Stellaria ), Bellflower (Campanula ) and thistles ( Cirsium ). The nocturnal moths are attracted by artificial light sources.
Flight times and caterpillars
The Dark Rust - blade tensioner is in Central Europe two generations per year, flying from late April to early July and from early July to mid-September. The larvae of the first generation to August-September, observed the second brood from June to July. The wintering pupae of the first generation.