Figures 1–13 in Pentatrichosiphum (Sternorrhyncha: Aphididae), a generic account with the description of a new species from Hainan, China

Figures 1–13. Pentarichosiphum longirostrum sp. nov. (1–9) Apterous viviparous female: (1) dorsal view of head; (2) antennal segment III; (3) antennal segment IV; (4) mesosternal furca; (5) ultimate rostral segment; (6) siphunculus; (7) anal plate; (8) cauda; (9) genital plate. (10) Fourth-instar alatoid nymph, antennal segments III and IV. (11–13) Embryo: (11) dorsal view of embryo; (12) antennal segment IV; (13) antennal segment III. Scale bars: 0.10 mm.