Chinabacris Kumar and Usmani, 2016
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publication ID |
https://doi.org/ 10.3906/zoo-1501-5 |
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persistent identifier |
https://treatment.plazi.org/id/03F98799-FFD9-5E4C-FF6B-FCA3E8C1F9B3 |
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treatment provided by |
Felipe |
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scientific name |
Chinabacris Kumar and Usmani |
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Key to genera of Indian Oedipodinae Walker, 1870 View in CoL (Modified from Usmani and Shafee, 1990; Kumar and Usmani, 2014)
1. Tegmina fully developed..…............................……….. 2
- Tegmina rudimentary…. Oedipodacris Willemse, 1932 View in CoL
2. Head never elongate; hind femur short …………....... 3
- Head elongate; hind femur very long and slender; pronotum with median carina feeble, lateral carinae indistinct; median carina crossed by three deep transverse sulci ………...........…. Pusana Uvarov, 1940 View in CoL
3. Dorsum of pronotum without longitudinal ridges.…. 4
- Dorsum of pronotum with numerous longitudinal parallel ridges ….....…...…… Morphacris Walker, 1870 View in CoL
4. Dorsum of pronotum without X-shaped pattern ….... 5
- Dorsum of pronotum with X-shaped pattern …...…..... ..............................................….… Oedaleus Fieber, 1853 View in CoL
5. Pronotum with median carina crossed by more than one transverse sulci ...….................................................. 6
- Pronotumwithmediancarinacrossedbyonetransverse sulcus or not crossed at all …………......…………... 13
6. Tegmina without broad costal area; antennae filiform ……….................................................……………...…. 7
- Tegmina with very broad costal area; antennae pointed at apex …………….…… Meristopteryx Saussure, 1888 View in CoL
7. Pronotum with median carina crossed by two transverse sulci ….……....................................……….. 8
- Pronotum with median carina crossed by three transverse sulci..................... Chinabacris Kumar and Usmani View in CoL gen. n.
8. Pronotum with median carina equally raised in prozona and metazona, not forming tooth like projection ..… 9
- Pronotum with median carina strongly raised in prozona forming two tooth-like projections, sharp in metazona ……........................….. Trilophidia Stal, 1873 View in CoL
9. Tegmina with apex narrow; pronotum saddle-shaped, apex rounded ....... ..................................................…... 10
- Tegmina with apex broad; pronotum slightly convex, apex angular …….................................................…… 11
10. Dorsal apex of hind femur with numerous narrow longitudinal ridges ……..……. Bryodemella Yin, 1982 View in CoL
- Dorsal apex of hind femur without longitudinal ridges ………..............................…….. Bryodema Fieber, 1853 View in CoL
11. Pronotum longer than its width, with median carina linear, lateral carinae absent …………..…………… 12
- Pronotum as long as or shorter than its width, with median carina well developed, lateral carinae irregular, tuberculate, sometimes absent in metazona …..…….... .........................................………. Acrotylus Fieber, 1853 View in CoL
12. Sternum very wide, the width of the mesosternal inter space in the female being more than three times its length; very rugose pronotum, with the metazona elongated and angular behind; strongly coriaceous elytra especially in the basal part; very broad hind femur (its length not more than three times its maximum width), with the upper carina particularly expanded and suddenly depressed near the apex …….....................….…. Chondronotulus Uvarov, 1956 View in CoL
- Sternum not very wide, mesosternal interspace wider than long; pronotum slightly rugose; hind femur slender, with the upper carina not expanded …………..................……… Sphingonotus Fieber, 1852 View in CoL
13. Pronotum with median carina well developed …… 14
- Pronotum with median carina weak …........................... ..............................................…..… Aiolopus Fieber, 1853 View in CoL
14. Pronotum with lateral carina weak or absent …....... 15
- Pronotum with lateral carina well developed ……….... ..................................................….. Ceracris Walker, 1870 View in CoL
15. Apical part of tegmina with transverse veins erect, the cells square or oblong...................................................... 18
- Apical part of tegmina with transverse veins oblique, arranged in zig-zag ….............................................….. 16
16. Pronotum never crest-like …........................……….. 17
- Pronotum crest-like …………..……. Arphia Stal, 1873 View in CoL
17. Pronotum with two depressions on the sides of median carina ………............................…. Psophus Fieber, 1853 View in CoL
- Pronotum without depressions on the sides of median carina ………..........……... Pternoscirta Saussure, 1884 View in CoL
18. Inner spur on inner side of hind tibia simple, not much longer than external one; medial area of tegmina not specialized ..…......................................................……. 19
- Inner spur on inner side of hind tibia much longer than external one, with small preapical projection; medial area of tegmina with dense, thickened, oblique, parallel veinlets. ……...................……. Heteropternis Stal, 1873 View in CoL
19. Median carina of pronotum, in profile, not excised at posterior sulcus ….................................................….... 20
- Median carina of pronotum, in profile, excised at posterior sulcus …..........................................……….. 22
20. Pronotum never crest-like, never projecting above vertex; frontal ridge shallowly sulcate …….....……... 21
- Pronotum strongly crest-like, anteriorly projecting above vertex; frontal ridge flat ..………......................... ........................................... Gastrimargus Saussure, 1884 View in CoL
21. Antennae longer than head and pronotum together; frons vertical; pronotum with lateral carinae indistinct …….............................…… Dittopternis Saussure, 1884 View in CoL
- Antennae shorter than head and pronotum together; frons oblique; pronotum with lateral carinae callous …….........................................… Hilethera Uvarov, 1923 View in CoL
22. Vertex at base of fastigium without median carinula; frons vertical …................................................…...….. 23
- Vertex at base of fastigium with short longitudinal carinula; frons slightly oblique; epiphallus with large ancorae ….......................… Scintharista Saussure, 1884 View in CoL
23. Median carina of pronotum equally raised in prozona and metazona; slightly excised by posterior transverse sulcus; frontal ridge flat …..........................……….… 24
- Median carina of pronotum strongly raised in prozona and moderately in metazona; deeply excised by posterior transverse sulcus; frontal ridge sulcate …..… …..........................................…. Oedipoda Latreille, 1829 View in CoL
24. Pronotum strongly tectiform; mesosternal interspace as long as wide ……….....…… Locusta Linnaeus, 1758 View in CoL
- Pronotum slightly tectiform; mesosternal interspace much wider than long ……. Chloebora Saussure, 1884 View in CoL
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