Defensive Nymphs of the Woolly Aphid Thoracaphis kashifolia (Hemiptera) on the Oak Quercus glauca

Figure 2

Apterous generation of Thoracaphis kashifolia (Ome, Tokyo; 6 November 2013): (a) adult; (b) first-instar nymph. Scale bars: 100 μm.

(a)

(b)