Identification file

Identification file

Rhopalosiphum insertum (Walker, 1849)

1.4-2. mm

Apterous: yellowish green and abdomen devoid of dorsal pigmentation
Forehead: with medial tubercle pronounced
Antennae short (about half the length of body), often consisting of 5 segments, sometimes 6, the last one formed from a globular base and an arcuate processus terminalis
Cornicles cylindrical and at least 2 times longer than cauda and marked by a constriction at the tip
Cauda small and constricted

Rhopalosiphum insertum : fiche d'identification
Rhopalosiphum insertum © Encyclop'Aphid

Alate: abdomen glossy green with dark marginal sclerites
Forehead: with a pronounced medial tubercle (1)
Antennae short (about half the length of body), often consisting of 5 segments, sometimes 6, the last one formed from a globular base and an arcuate processus terminalis (2)
Abdomen: presence of post-cornicular marginal sclerites (3)
Cornicles pigmented, cylindrical, at least 2 times longer than cauda and marked by a strong constriction at tip (4)
Cauda small and constricted (5)

Species file