Classification
Chaitophorinae: Chaitophorini
Diagnosis
Body pale green, head, antennae, and siphunculi also pale. There are two crescentic dark green bands around the bases of siphunculi, meeting two elongate spots on first abdominal segment. The aphids are not easily detected as they are concolourous with lower leaf surface. Always attended by ants.
Antennae 0.52 times as long as body. Processus terminalis smaller than base of last antennal segment, 0.13 times as long as base. Ultimate rostral segment and ht2 almost equal in size. Siphunculi smaller than cauda, 0.4 times as long as cauda. Cauda pale, distinctly knobbed and bears 4-5 hairs. Fore wing venetion normal, hind wing with one oblique vein.
Host plant(s)
Salicaceae: Salix tetrasperma Roxb.
Measurements
Aptera: Length of body 1.38, width 0.79; antennae 0.72, segments III: IV: V: VI 0.17: 0.07: 0.09: (0.08+0.01); u.r.s. 0.10; h.t.2 0.11; siphunculus 0.04; cauda 0.09.
Alata: Length of body 1.23, width 0.75; antennae 0.73, segments III: IV: V: VI 0.18: 0.08: 0.08: (0.07+0.02); u.r.s. 0.09; h.t.2 0.10; siphunculus 0.04; cauda 0.08.
Seasonal occurrence
May-June.
Natural enemies
Coleoptera: Coccinellidae: Cheilomenes sexmaculata (F.).