Arge pagana

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Arge pagana
Blauschwarze Rosenbürstenhornblattwespe.jpg
Scientific classification e
Kingdom: Animalia
Clade: Euarthropoda
Class: Insecta
Order: Hymenoptera
Suborder: Symphyta
Family: Argidae
Genus: Arge
Species: A. pagana
Binomial name
Arge pagana
(Panzer, 1798)

Arge pagana is a sawfly in the family Argidae. It is known by the name "large rose sawfly" although the related species Arge ochropus is also known by this name

Description[edit]

Arge pagana can reach a length of about 1 cm. Wings and veins on the wings are black, often with blue metallic sheen. Pronotum and legs are also black. Its most conspciuous feature is a large rounded yellow abdomen. It has a black head and thorax and the legs are largely black. Adults feed on nectar and pollen from Tanacetum vulgare and Heracleum sphondylium.

The eggs are laid on roses. Larvae appear in early summer and reach full size by the end of July. They reach about 25 mm and are pale green with black dots and a yellow head. The larvae are gregarious and live in colonies feeding on rose leaves. The pupal period is very short. During the year there may be two or, rarely, three generations.

Distribution[edit]

This species can be found in the Palearctic ecozone.

Subspecies[edit]

  • Arge pagana pagana (Panzer, 1798)
  • Arge pagana stephensii (Leach, 1817)

References[edit]