Flight pattern of Entephria caesiata (Lepidoptera: Geometridae) in E Finnish Forest Lapland

Flight pattern of Entephria caesiata (Lepidoptera: Geometridae) in E Finnish Forest Lapland

The flight pattern of Entephria caesiata (Denis & Schiffermüller, 1775) was studied using light traps in the Värriötunturi fell area in E Finnish Forest Lapland during the summers 1978— 1982. The beginning of flight varied between 7 and 23 July and the yearly flight period was on average 49 days...

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Veröffentlicht in:Annales zoologici fennici 1986-01, Vol.23 (2), p.151-156
Hauptverfasser: Itämies, Juhani, Kyrki, Jorma, Pulliainen, Erkki
Format: Artikel
Sprache:eng
Schlagworte:
Dry forests
Ecology, faunistics
Female animals
Food plants
Forest habitats
Geometridae
Insect flight
Male animals
Mating behavior
Mixed forests
Moths
Protandry
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Beschreibung
Zusammenfassung:The flight pattern of Entephria caesiata (Denis & Schiffermüller, 1775) was studied using light traps in the Värriötunturi fell area in E Finnish Forest Lapland during the summers 1978— 1982. The beginning of flight varied between 7 and 23 July and the yearly flight period was on average 49 days long, varying between 39 and 63 days. The last specimens were caught between 31 August and 11 September. Fifty percent of the yearly catch of males was obtained on average 7.6 days before that of females.
ISSN:0003-455X
1797-2450