Cavariella salicicola (Matsumura, 1917)

Figs 23, 35D

Nipposiphum salicicola Matsumura 1917: 410.

Specimens examined.

One ap. viv. fem. (slide) and one ap. viv. fem. (COI: OP956117), China: Beijing, 6.V.2014, No. 30855-1-1, on Salix, coll. X.J. Tang and T.T. Xu ; one ap. viv. fem. and one ala. viv. fem., Beijing, 6.V.2014, No. 30836-1-1, on Salix, coll. Y. Wang, X.J Tang and F.F. Niu ; two ala. viv. fems., Hebei, 12.V.2002, No. 13268-1-1, on Salix, coll. G.X. Qiao and H. Liu ; one ap. viv. fem., Beijing, 26.V.2015, No. 34341-1-1, on Salix, coll. X.C. Zhu and Y. Li ; two ala. viv. fems., Qinghai, 9.VI.1997, No. 11401-1-1, on Salix, coll. X.L. Chen (Zhang et al. 1999).

Diagnosis.

ABD TERG VIII with conical supra-caudal process (Fig. 23H), longer than cauda, 1.60 × cauda; SIPH clavate, thick, short, distinctly swollen over most of length, curved outward distally (Fig. 23G), 1.70 × cauda; Ant. III-V each with 24-30, 3-7, 0-3 circular secondary rhinaria in alatae (Fig. 23K) (Matsumura 1917; Zhang et al. 1999).

Biology.

Primary host plant: Salix (Fig. 35D); secondary host plant: Apiaceae ( Apium, Oenanthe javanica, Cryptotaenia, Levisticum, Sanicula, Sium) (Blackman and Eastop 2022).

Distribution.

China (Beijing, Gansu, Guangdong, Hebei, Henan, Inner Mongolia, Jiangxi, Jiangsu, Jilin, Liaoning, Ningxia, Qinghai, Shaanxi, Shandong, Taiwan, Tianjin, Yunnan, Zhejiang) (Jiang et al. 2011), Japan, Korea, Russia.