Aphid key

Identification for frequent aphids on Chenopodiaceae

Identification based on morphological criteria, click on the name to access identification file

1

 - Apterous matt, dark olive green,   colony includes future alates (nymphs) showing waxy white stripes; cornicles straight, black; cauda digitate and squat; alate with a great number of small rhinaria on segment III, a few on IV; abdomen shows stripes, pigmented with contour irregular
Aphis fabae

 - Apterous with another colour, cornicles slightly to strongly swollen → 2

2

 - Apterous green to yellowish, colony includes pinkish individuals which are future alates (nymphs); cornicles slightly swollen on inner side; alate with dorsal patch jagged and perforated; alate and apterous with frontal tubercles prominent and convergent
 Myzus persicae

 - Apterous dirty yellow to ochre, thorax with pigmented stripes; cornicles very swollen; alate with a large dorsal patch; cornicles very swollen
Rhopalosiphoninus staphyleae

See visual identification

Modification date : 07 May 2024 | Publication date : 29 January 2015 | Redactor : Evelyne Turpeau, Maurice Hullé, Bernard Chaubet