Paratinocallis yunnanensis Mesocallis (Paratinocallis) yunnanensis Review of Mesocallis Matsumura from China (Hemiptera, Aphididae), with one new species Chen, Jing Jiang, Li-Yun Qiao, Ge-Xia ZooKeys 2020 2020-12-14 1003 19 30 3ZZXM B82E93AA-93FE-5258-B9F0-42CE8166000B (Zhang, 1985) Zhang 1985 Insecta Aphididae Mesocallis CoL Animalia Mesocallis (Paratinocallis) yunnanensis Hemiptera 0 19 Arthropoda species yunnanensis Paratinocallis   Paratinocallis yunnanensisZhang 1985: 220; Qiao et al. 2005: 211.  Mesocallis (Paratinocallis) yunnanensis(Zhang): Quednau 2003: 21.  Specimens examined. Three alate viviparous females, China: Yunnan (Lijiang City: Yulongxueshan Mountain), 30 May 1984, no. 7192, on  Corylus heterophylla, coll. T.S. Zhong (NZMC).  Distribution. China (Yunnan).  Host plants.   Corylus heterophylla.  Biology. Beige in life; infesting the underside of leaves of host plants.  Key to the species of  Mesocallisin China    1 Abdominal tergites I-IV each with one pair of marginal setae  2  - Abdominal tergites I-IV each with two or three pairs of marginal setae  6  2 Dorsal body setae dark brown; shafts of setae mainly smooth, only sparsely spinulose for part of length; on  Platycarya strobilacea( Juglandaceae)    M. platycaryaesp. nov.  - Dorsal body setae unpigmented; with spinulose shafts; on plants of Betulaceae  3  3 In the alatae anterior part of head black; antennal segment III black; ultimate rostral segment 0.7-1.4 xas long as hind second tarsal segment  4  - In the alatae anterior part of head pale; antennal segment III black in whole, or dorsal half, or only apex; ultimate rostral segment 0.6-0.9 xas long as hind second tarsal segment  5  4 In alatae: processus terminalis 0.6-0.8 xas long as the base of the segment; ultimate rostral segment 0.7-0.9 xas long as hind second tarsal segment; first tarsal segments with five ventral setae; in apterae and nymph: marginal setae of abdominal tergites V and VII minute or very short   M. taoi1  - In alatae: processus terminalis 0.9-1.2 xas long as the base of the segment; ultimate rostral segment 1.2-1.4 xas long as hind second tarsal segment; first tarsal segments with six ventral setae; in alatoid nymph: marginal setae of abdominal tergites V and VII slightly shortened than those on other tergites   M. pteleae  5 Some abdominal tergites with duplicated spinal setae and/or with an intercalary seta developed amidst spinal setae; processus terminalis 0.6-0.7 xas long as the base of the segment; in alatae antennal segment III black except for its very base, antennal segment IV sometimes with secondary rhinaria   M. alnicola  - Abdominal tergites each with one pair of spinal setae; processus terminalis 1.0-1.2 xas long as the base of the segment; in alatae antennal segment III pale with apex, antennal segment IV without secondary rhinaria   M. sawashibae  6 In alatae: processus terminalis 0.9-1.0 xas long as the base of the segment; antennal segment IV with secondary rhinaria; ultimate rostral segment 0.9-1.0 xas long as hind second tarsal segment   M. corylicola  - In alatae: processus terminalis 0.6-0.7 xas long as the base of the segment; antennal segment IV without secondary rhinaria; ultimate rostral segment 1.5-1.7 xhind second tarsal segment   M. yunnanensis