A taxonomic study of the genus Macromotettixoides (Tetrigidae, Metrodorinae) with descriptions of two new species and two newly discovered males Author Han, Yu-Peng Author Li, Miao Author Mao, Ben-Yong text Zootaxa 2020 2020-01-08 4718 4 562 572 journal article 24405 10.11646/zootaxa.4718.4.9 ef043e21-12d9-402e-b07a-2440ca8754ab 1175-5326 3602774 9F9B538C-EEA3-4D8D-9C78-23961AA4B896 Key to species of the genus Macromotettixoides Zheng, Wei & Jiang, 2005 1 Pronotum flattened, nearly at the same level................................................................ 2 - Pronotum distinctly roof-like in lateral view................................................................ 4 2 Anterior margin of pronotum broadly arcuate forward; humeral angles also broadly arcuate ( Hainan )............................................................................................... M. hainanensis ( Liang, 2002 ) - Anterior margin of pronotum truncated; humeral angles obtuse angled........................................... 3 3 Prozonal carinae contracted backward; hind process reaching middle of hind femur; vertex 1.4 times as wide as one eye ( Taiwan )........................................................................ M. taiwanensis ( Liang, 2000 ) - Prozonal carinae parallel; hind process reaching knee of hind femur; vertex 2.0 times as wide as one eye ( Guizhou ).................................................................................... M. parvula Zha & Wen, 2017 4 Anterior margin of pronotum obtusely angled forward........................................................ 5 - Anterior margin of pronotum truncated.................................................................... 9 5 Upper margin of pronotum wholly arcuate or nearly straight in lateral view; hind process reaching apex of hind femur..... 6 - Upper margin of pronotum, in lateral view, arcuate only before humeral angles while straight or undulated behind humeral angles; hind process not reaching apex of hind femur......................................................... 8 6 Vertex 3.0 times as wide as one eye, anterior margin obtusely angled ( Fujian ).............. M. wuyishana Zheng, 2013a - Vertex 2.1–2.3 times as wide as one eye, anterior margin arcuate................................................ 7 7 Vertex together with frontal costa right angled; humeral angles obtusely angled, interhumeral carina absent; middle of posterior margin of female subgenital plate with a triangula protrusion ( Guangxi ).... M. jiuwanshanensis Zheng, Wei & Jiang, 2005 - Vertex together with frontal costa rounded; humeral angles absent, paired interhumeral carinae presented; posterior margin of female subgenital plate with three serrations ( Jiangxi )............................. M. jinggangshanensis Deng, 2016 8 Longitudinal furrow between antennae 1.6 times as wide as diameter of scapus; pronotal disc with many net-like wrinkles; humeral angles indistinct; fore and mid femora with lower margins a little undulate ( Guangxi ).................................................................................................... M. lativertex Deng et al ., 2014 - Longitudinal furrow between antennae as wide as diameter of scapus; pronotal disc smooth; humeral angles arcuate; fore and mid femora with lower margins straight ( Jiangxi )................................ M. brachynota Zheng & Shi, 2009 9 Pronotum with shoulders inclined, humeral angle indistinct................................................... 10 - Pronotum with shoulders relatively flat, humeral angle distinct................................................ 13 10 Antennal sockets situated below the level of ventral margins of eyes, or the upper margins of antennal base segments level with the ventral margins of eyes at most...................................................................... 11 - Antennal sockets distinctly situated between the level of ventral margins of eyes.................................. 12 11 Prozonal carinae running parallel; hind process with netted keels, apex narrow and concave ( Sichuan )................................................................................ M. undulatifemura Deng, Zheng & Yang, 2012 - Distance between prozonal carinae gradually narrowed backward; hind process with tubercula and paired thick keels, apex relatively broad and rounded ( Yunnan )...................................... M. tuberculata Mao, Li & Han , sp. n. 12 Hind process shorter, reaching 2/3 of hind femora, apex concave; vertex broader, 2.0 times as wide as one eye in female (Yun- nan)................................................................. M. curvimarginus ( Zheng & Xu, 2010 ) - Hind process longer, approaching to knee of hind femora, apex truncated; vertex narrower, 1.6–1.8 times as wide as one eye in female ( Yunnan ).......................................................... M. truncata Mao, Li & Han , sp. n. 13 Upper margin of pronotum, in lateral view, arcuate only before humeral angles while straight or undulated behind humeral angles............................................................................................. 14 - Upper margin of pronotum wholly straight in lateral view.................................................... 15 14 Antennal sockets situated between the level of ventral margins of eyes; hind process reaching middle of hind femur; lower margin of mid femur undulate ( Yunnan ).............................................. M. cliva Zheng et al ., 2006 - Antennal sockets situated below the level of ventral margins of eyes; hind process reaching knee of hind femur; lower margin of mid femur straight ( Hubei )............................................ M. wufengensis Zheng, Wei & Li, 2009 15 Vertex 2.14 times as wide as one eye; humeral angle broadly arcuate ( Hunan )...... M. badagongshanensis ( Zheng, 2013b ) - Vertex 1.3–1.6 times as wide as one eye; humeral angle broadly obtuse.......................................... 16 16 Vertex 1.3 times as wide as one eye; hind process distally narrow, apex truncated; first segment of hind tarsus with three pulvilli equal in length ( Fujian )............................................................... M. zhengi Deng, 2011 - Vertex 1.6 times as wide as one eye; hind process distally broad, apex narrowly rounded; first segment of hind tarsus with three pulvilli gradually increasing in length ( Yunnan ).......................................... M. longling Deng, 2016