FIGURE 6 in Mollitrichosiphum Suenaga from China (Hemiptera: Aphididae), with the description of one new species

FIGURE 6. Mollitrichosiphum (Metatrichosiphon) nigrum sp. nov., apterous viviparous female: a. dorsal view of head; b. antennal segment III; c. antennal segment VI; d. ultimate rostral segment; e. mesosternal furca; f. hind tibia, tarsi and claws; g. dorsal setae on abdominal tergite I; h. siphunculus; i. cauda; j. anal plate; k. genital plate; o. dorsal view of body. Alate viviparous female: l. antennal segment III; p. dorsal view of body. First instar nymph: m. dorsal view of body. n. groups of the speceis colonized on undersides of leaves of host plant from Guangxi, China photoed by J. F. Wang. Scale bars = 0.10mm.