Macromotettix Günther, 1939

Lu, Xiang-Yi & Deng, Wei-An, 2021, New genus and new species of the subfamilyMetrodorinae from China (Orthoptera Tetrigidae), Zootaxa 4964 (2), pp. 345-362 : 351-352

publication ID	https://doi.org/10.11646/zootaxa.4964.2.6
publication LSID	lsid:zoobank.org:pub:94D93172-8AB5-48B0-B1B7-CECE813046A8
DOI	https://doi.org/10.5281/zenodo.4741011
persistent identifier	https://treatment.plazi.org/id/0399B302-FFB2-FFD6-FF05-AFDDFA2BFCD6
treatment provided by	Plazi (2021-04-22 09:34:37, last updated 2024-11-27 05:34:01)
scientific name	Macromotettix Günther, 1939
status

Treatment

Key to species of Macromotettix Günther, 1939 View in CoL

Modified from Deng et al., (2018)

1. Head distinct exserted above pronotal surface............................................................... 2

- Head not or slightly exserted above pronotal surface......................................................... 3

2. Upper margin of pronotum straight in profile; ventral margins of middle femora undulate; hind wings not reaching the caudal end of pronotum. Distribution in Vietnam ( Tonkin).................................... M. tonkinennis Günther, 1939 View in CoL

- Upper margin of pronotum undulate before shoulders in profile; ventral margins of middle femora straight; hind wings reaching the caudal end of pronotum. Distribution in Indonesia (Sumatra).................... M. quadricarinatus ( Bolivar, 1898) View in CoL

3. Frontal costa before eyes not visible...................................................................... 4

- Frontal costa before eyes visible, vertex and frontal costa forming a round or obtuse shape.......................... 10

4. Hind wings strongly reduced and just reaching the base of hind femora........................................... 5

- Hind wings elongated and extending beyond the middle of hind femora.......................................... 7

5. Tegmina degenerate and very small; ventral margins of middle femora with two teeth. Distribution in China (Sichuan).................................................................................. M. microptera Deng View in CoL , sp. nov.

- Tegmina normal; ventral margins of middle femora without tooth............................................... 6

6. Disc of pronotum coarse, with numerous protuberances; disc of pronotum concave between shoulders; ventral margins of fore and middle femora slightly undulate. Distribution in China (Sichuan)...................... M. sichuanensis Deng, 2018 View in CoL

- Disc of pronotum smooth; disc of pronotum convex between shoulders; ventral margins of fore and middle femora straight. Distribution in China (Guangxi)....................................... M. xinganensis Zheng, Zhang & Dang, 2009 View in CoL

7. Width of vertex narrower than the width of an eye; hind wings reaching the caudal end of pronotum................... 8

- Width of vertex wider than or equal to the width of an eye; hind wings not reaching the caudal end of pronotum.......... 9

8. Anterior margin of vertex straight; upper margin of pronotum straight in profile. Distribution in Solomon Islands (Guadalcanal)....................................................................... M. solomonennis Günther, 1972 View in CoL

- Anterior margin of vertex arched; upper margin of pronotum undulate before the shoulders in profile. Distribution in China (Taiwan) ..................................................................... M. sokutsuensis ( Karny, 1915) View in CoL

9. Disc of pronotum smooth; ventral margins of middle femora straight. Distribution in Samoan Islands............................................................................................... M. compactus ( Chopard, 1929) View in CoL

- Disc of pronotum coarse; ventral margins of middle femora undulate. Distribution in China (Hunan and Guangxi)............................................................................. M. luoxiaoshanensis Zheng & Fu, 2000 View in CoL

10. Width of vertex 1.5–2.0 times the width of an eye.......................................................... 11

- Width of vertex slightly wider than or equal to or narrower than the width of an eye............................... 13

11. Lateral carinae of prozona parallel; upper margin of pronotum undulate, median carina high and lamellar before shoulders in profile and suddenly depressed behind shoulders; hind wings strongly reduced and just reaching the base of hind femora. Distribution in China (Sichuan)..................................................... M. undulatifemura Deng, 2018 View in CoL

- Lateral carinae of prozona constricted backwards; upper margin of pronotum slightly undulate, median carina low in profile; hind wings elongated and extending beyond the middle of hind femora......................................... 12

12. Width of vertex 1.5 times the width of an eye; antenna inserted between lower margins of eyes; with abbreviated carinae between shoulders. Distribution in China (Yunnan and Guangxi)............................ M. torulosinota Zheng, 1998 View in CoL

- Width of vertex 2.0 times the width of an eye; antenna inserted below lower margins of eyes; without abbreviated carinae between shoulders. Distribution in China (Shaanxi).............................. M. qinlingensis Zheng, Wei & Li, 2009 View in CoL

13. Vertex and frontal costa forming a round shape in profile..................................................... 14

- Vertex and frontal costa forming an obtused angular in profile................................................. 17

14. In lateral view, frontal costa not concave between eyes; upper margins of hind femora smooth....................... 15

- In lateral view, frontal costa concave between eyes; upper margins of hind femora distinct serrated.................... 16

15. Hind wings long, reaching the middle of hind tibia. Distribution in China (Yunnan).......... M. longipennis Zheng, 1998 View in CoL

- Hind wings very short, only reaching the middle of hind femora. Distribution in China (Yunnan)..................................................................................................... M. brachynota Zheng, 1998

16. Ventral margins of middle femora straight; width of midfemur narrower than width of visible part of tegmina. Distribution in China (Guangxi)....................................................... M. serrifemoralis Zheng & Jiang, 2002b View in CoL

- Ventral margins of middle femora undulate; width of midfemur wider than width of visible part of tegmina. Distribution in China (Guangxi)....................................................... M. napoensis (Zheng, 2002) View in CoL nom. nov.

17. Lateral carinae of prozona parallel....................................................................... 18

- Lateral carinae of prozona constricted backwards........................................................... 23

18. Ventral margins of middle femora with long hairs; median carina of dorsal side of hind femur serrated, with large teeth. Distribution in China (Yunnan)................................................... M. wuliangshana Zheng & Ou, 2003 View in CoL

- Ventral margins of middle femora without long hair; median carina of dorsal side of hind femur serrated or smooth, without large tooth.......................................................................................... 19

19. Disc of pronotum smooth; hind wings extending beyond the caudal end of pronotum; full length of hind tibia black. Distribution in China (Guangxi)...................................................... M. yaoshanensis Zheng & Jiang, 2000 View in CoL

- Disc of pronotum coarse, with numerous protuberances; hind wings not reaching the caudal end of pronotum; full length of hind tibia not black, it with brown rings....................................................................... 20

20. Width of vertex wider than the width of an eye............................................................. 21

- Width of vertex equal to or narrower than the width of an eye................................................. 22

21. In lateral view, frontal costa concave between eyes; with abbreviated carinae between shoulders. Distribution in China (Guangxi)........................................................................ M. zhengi Deng View in CoL , sp. nov.

- In lateral view, frontal costa straight and not concave between eyes; without abbreviated carinae between shoulders. Distribution in China (Guangxi)................................................. M. nigrituberculus Zheng & Jiang, 2006 View in CoL

22. Width of vertex 1.1 times the width of an eye; upper margin of pronotum undulate in profile; ventral margins of middle femora straight. Distribution in China (Guangxi)....................................... M. tianlinensis Liang & Jiang, 2004 View in CoL

- Width of vertex 0.7 times the width of an eye; upper margin of pronotum convex before shoulders in profile; ventral margins of middle femora slightly undulate. Distribution in China (Guizhou and chongqing)........ M. brachyptera Deng View in CoL , sp. nov.

23. Head not slightly exserted above pronotal surface; width of middle femora narrower than the width of visible part of tegmina. Distribution in China (Hunan)................................................... M. nigritibis Zheng & Fu, 2005 View in CoL

- Head slightly exserted above pronotal surface; width of middle femora wider than the width of visible part of tegmina.... 24

24. Disc of pronotum smooth; width of vertex equal to the width of an eye. Distribution in China (Yunnan).................................................................................... M. wangxiangtaiensis Zheng & Ou, 2010 View in CoL

- Disc of pronotum coarse, with numerous protuberances; width of vertex narrower than the width of an eye............. 25

25. In profile, frontal costa without concave between lateral ocelli; upper margin of pronotum slightly convex before shoulders and straight behind shoulders in profile; ventral margins of middle femora undulate. Distribution in China (Guangxi)................................................................................ M. longtanensis Zheng & Jiang, 2003 View in CoL

- In profile, frontal costa concave between lateral ocelli; upper margin of pronotum undulate in profile; ventral margins of middle femora straight...................................................................................... 26

26. Disc of pronotum with convex between shoulders; hind wings far not reaching apex of pronotum. Distribution in China (Guangxi)............................................................ M. convexa Deng, Zheng & Zhan, 2010 View in CoL

- Disc of pronotum flat between shoulders; hind wings reaching apex of pronotum. Distribution in China (Guangxi)......................................................................... M. guangxiensis Deng, Zheng & Wei, 2007b View in CoL

References

Bolivar, I. (1898) Contributions l'tude des Acridiens, espces de la faune Indo et Austro- Malaisienne du Museo Civico di Storia Naturale di Genova. Annali del Museo Civico di Storia Naturale di Genova, Series 2, 19, 1 - 36. https: // doi. org / 10.5962 / bhl. part. 9541

Chopard, L. (1929) Orthoptera. Insects of Samoa and other Samoan terrestrial Arthropoda, 1 (2), 9 - 58.

Deng, W. A., Zheng, Z. M. & Wei, S. Z. (2007 b) A taxonomic study of the genus Macromotettix Gunther (Orthoptera: Tetrigoidea: Metrodoridae). Zootaxa, 1620 (1), 63 - 68. https: // doi. org / 10.11646 / zootaxa. 1620.1.4

Deng, W. A., Zheng, Z. M. & Zhan, S. H. (2010) A new species of the genus Macromotettix Gunther (Orthoptera: Tetrigoidea: Metrodoridae) from China. Acta Zootaxonomica Sinica, 35 (2), 287 - 289.

Gunther, K. (1939) Revision der Acrydiinae (Orthoptera), III. Sectio Amorphopi (Metrodorae Bol. 1887 auct.). Abhandlungen und Berichte der Museum fur Tierkunde und Volkerkunde zu Dresden, (A), 20, 1 - 335.

Gunther, K. (1972) Die Tetrigoidea (Orthoptera, Caelifera) von Sud-Melanesien. Zoologische Beitrage, 18 (2), 251 - 292.

Karny, H. H. (1915) Orthoptera et Oothecaria, in H. Sauter's Formosa-Ausbeute. Supplementum Entomologicum, 4, 56 - 108.

Liang, G. Q. & Jiang, G. F. (2004) Four new species of Tetrigoidea from Tianlin County, Guangxi, South China (Orthoptera). Acta Zootaxonomica Sinica, 29 (1), 115 - 120.

Zheng, Z. M. (1998) A study of Tetrigoidea from Xishuangbanna (Orthoptera). Acta Zootaxonomica Sinica, 23 (2), 161 - 180.

Zheng, Z. M. & Fu, P. (2000) A new species of Macromotettix Gunther from Hunan Province (Orthoptera: Tetrigoidea: Metrodoridae). Entomological Journal of East China, 9 (2), 17 - 19.

Zheng, Z. M. & Jiang, G. F. (2000) New genus and new species of Metrodoridae from Guangxi (Orthoptera: Tetrigoidea). Acta Zootaxonomica Sinica, 25 (4), 402 - 405.

Zheng, Z. M. & Jiang, G. F. (2002 b) A study on the genus Macromotettix Gunther (Orthoptera: Tetrigoidea: Metrodoridae) from China. Entomotaxonomia, 24 (4), 235 - 238.

Zheng, Z. M. & Ou, X. H. (2003) Four new species of Metrodoridae (Orthoptera: Tetrigoidea) from Hengduan Mountain Region Western of Yunnan. Entomotaxonomia, 25 (3), 159 - 167.

Zheng, Z. M. & Jiang, G. F. (2003) Three new species of Metrodoridae (Orthoptera: Tetrigoidea) from Longtan Natural Protectorate, Guangxi. Entomotaxonomia, 25 (2), 79 - 85.

Zheng, Z. M. & Jiang, G. F. (2006) Four new species of Tetrigoidea from Zuojiang, Guangxi, (Orthoptera). Acta Zootaxonomica Sinica, 31 (1), 141 - 145.

Zheng, Z. M., Zhang, H. H. & Dang, L. H. (2009) Two new species of Metrodoridae (Orthoptera) from Hainan and Guangxi. Entomotaxonomia, 31 (1), 1 - 5.

Zheng, Z. M., Wei, X. J. & Li, M. (2009) Five new species of Tetrigoidea from China (Orthoptera). Journal of Huazhong Agricultural University, 28 (2), 141 - 147.

Zheng, Z. M. & Ou, X. H. (2010) A survey of Tetrigoidea from Yuanjiang Nature Reserve, Yunnan Province, China (Orthoptera). Journal of Shaanxi Normal University, 38 (6), 60 - 70.