T. quercus

Tuberculatus quercus (Kaltenbach, 1843)

Common oak aphid

Tuberculatus querceus : adulte ailé

Morphological characters

1.4-2.4 mm.          

Greenish to straw yellow aphid, covered with wax.

Alate: antenna fine, longer  than body, ringed at segmental sutures and with processus terminalis short; abdomen topped with a large, dark bifid tubercle, large dark lateral tubercles present, cornicles straight, short and dark, cauda knobbed and anal patch bilobed.

See identification file

Life cycles

Monoecious holocyclic.

Host plants

Quercus robur.