Classification
Aphidinae: Aphidini
Diagnosis
The aphid is reddish brown and is sparsely dusted with white wax. The eyes are red while Siphunculi and antennae are dark brown to black. Cauda is reddish yellow. The aphid generally makes it colonies on younger leaves and shoots. Antenna 0.3 to 0.6 times as long as body, rostrum reaches beyong hind coax and ultimate rostral segment is stiletto-shaped. Abdomen with plolygonal reticulation, Siphunculi dark whereas cauda dusky with 7-11 hairs.
Distribution
India, Bhutan, China, Japan, Nepal, Taiwan and Thailand.
Host plant(s)
Asteraceae: Artemisia annua Linnaeus, Parthenium hysterophorus Linnaeus.
Measurements
Aptera: Length of body 1.513, width 0.645, antenna 1.082, antennal segments III: IV: V: VI 0.22: 0.148: 0.18: (0.98+ 0.30); ultimate rostral segment 0.071; h.t2 0.083; siphunculus 0.10; cauda 0.10.
Alata: Length of body 1.625, width 0.695, antenna 1.25, antennal segments III: IV: V: VI 0.292: 0.263: 0.218: (0.098+ 0.263); ultimate rostral segment 0.068; h.t2 0.093; siphunculus 0. 930; cauda 0.112.
Natural enemies
None.
Associated ant(s)
None.