Identification file

Identification file

Betulaphis quadrituberculata (Kaltenbach, 1843)

1.5-2.0 mm
Apterous: small aphid, light green to yellow or almost white with capitate hairs
Antennae shorter than body
Cornicles short, located laterally
Cauda triangular

Betulaphis quadrituberculata : fiche d'identification
Betulaphis quadrituberculata © Encyclop'Aphid

Alate: pale green with antennae darkened
Antennae light brown, shorter than length of body (1) and bearing oval rhinaria (12-16) (2) and short processus terminalis (3)
Abdomen with pigmented patch (4), may be reduced or absent (5)
Cornicles short (6)
Cauda triangular, bilobed anal patch present (7)

Species file