Gryllacrididae, Blanchard, 1845

Li, Shi-Yu, Liu, Yi-Jiao, Xu, Jing-Yi, Yin, Zi-Xu & He, Zhu-Qing, 2024, Molecular phylogeny of Chinese raspy crickets (Orthoptera: Gryllacrididae) reveals incongruences in current classification, Zoological Journal of the Linnean Society (Zool. J. Linn. Soc.) 201 (4), pp. 1-31 : 1-31

publication ID	https://doi.org/ 10.1093/zoolinnean/zlae051
publication LSID	lsid:zoobank.org:pub:C695228-ACB5-42FA-A29F-BC2D6B822196
DOI	https://doi.org/10.5281/zenodo.13733421
persistent identifier	https://treatment.plazi.org/id/054B87EE-FFCE-FFF1-8243-FDDFFA79FA31
treatment provided by	Plazi
scientific name	Gryllacrididae
status

Treatment

Key to genera of Gryllacrididae View in CoL

1. Male with a pair of enlarged and strongly upwardly extending whiskers on tenth abdominal tergite ( Fig. 2A, B View Figure 2 )....................2

- Whiskers on male tenth abdominal tergite absent or extended downwards ( Figs 2C–L View Figure 2 , 5A–F View Figure 5 , 7A–L View Figure 7 , 10A–F View Figure 10 ).......................3

2. Ovipositor straight, longer than hind femur ( Fig. 3B View Figure 3 )...................................................................... Diaphanogryllacris Karny 1937

- Ovipositor upwardly curved, shorter than hind femur ( Fig. 3D View Figure 3 )...................................................... Microlarnaca Gorochov 2004

3. Wingless ( Figs. 3A, C, E, G View Figure 3 ); spines on hind tibia tiny or completely reduced ( Fig. 4A–E View Figure 4 ) ..........................................................4

- Mostly wings present ( Figs 3F View Figure 3 , 6A–F View Figure 6 , 8A–I View Figure 8 , 9A–H View Figure 9 , 11A–F View Figure 11 ), if wingless then extremely elongated spines present in the middle of hind tibia ( Figs 3H View Figure 3 , 4F View Figure 4 )..............................................................................................................................................................5

4. Male subgenital plate without styli ( Fig. 5D, E View Figure 5 ).................................................................................. Apterolarnaca Gorochov 2004

- Male subgenital plate with styli ( Fig. 5F View Figure 5 ) .............................................................................. Tenuigryllacris Li, Yin & He gen. nov.

5. Male ninth abdominal tergite undivided; male tenth abdominal tergite with spines (if male tenth abdominal tergite without spines, male ninth abdominal tergite expanded a pair of spines in the middle closely or from the root) ( Figs 2 View Figure 2 C-L and 10A–F)..............................................................................................................................................................................................................6

- Male ninth abdominal tergite divided caudally into two lobes (if male ninth abdominal tergite undivided, the spines expanded from the posterior margin pointing upwards or downwards), or with a large projection; male tenth abdominal tergite without spines ( Figs 5A–C View Figure 5 , 7A–L View Figure 7 ) ............................................................................................................................................. 15

6. Antennal socket generally colourless, if lateral margin of antennal socket black, then subocular furrow black ( Fig. 12C–I View Figure 12 ); posterior margin of male ninth abdominal tergite extending caudally with a projection on each side of the root, spines on male tenth abdominal tergite not crossing each other or invisible ( Figs 2G–L View Figure 2 , 10A–F View Figure 10 ) ................................................................7

- Lateral margin of antennal socket black, subocular furrow colourless ( Fig. 12A, B View Figure 12 ); posterior margin of male ninth abdominal tergite smooth, spines on male tenth abdominal tergite crossing each other ( Fig. 2C–F View Figure 2 )............ Homogryllacris Liu 2007

7. Wings present ( Figs 3F View Figure 3 , 11A–F View Figure 11 )..................................................................................................................................................................8

- Wings absent ( Fig. 3H View Figure 3 ) ............................................................................................................................... Nippancistroger Griffini 1913

8. Both male ninth and tenth abdominal tergite extended with projections ( Fig. 2G, H View Figure 2 ) ..................................................................9

- Either male ninth or tenth abdominal tergite without projections ( Figs 2I–L View Figure 2 , 10A–F View Figure 10 )............................................................... 10

9. Projections of male ninth and tenth abdominal tergites extremely short and sharp ( Fig. 2G View Figure 2 ) ........................................................ .......................................................................................................................................................................... Furcilarnaca Gorochov 2004

- Projections of male ninth and tenth abdominal tergites long and slender ( Fig. 2H View Figure 2 ) .................. Woznessenskia Gorochov 2002

10. Wings not extended beyond abdomen ( Fig. 3F View Figure 3 ) ..................................................................................... Metriogryllacris Karny 1937

- Wings extended beyond abdomen ( Fig. 11A–F View Figure 11 ).................................................................................................................................. 11

11. Projection S-shaped and extended inwards from the root on each side of posterior margin of male ninth abdominal tergite ( Fig. 10A–F View Figure 10 )................................................................................................................................................................................................. 12

- Projection truncated and extended inwards from the root on each side of posterior margin of male tenth abdominal tergite, or extended upwards towards the middle and behind ( Fig. 2K–L View Figure 2 ) .................................................................................................. 14

12. Middle of male ninth abdominal tergite sharply convex caudally ( Fig. 10A, B View Figure 10 ) .......................... Phryganogryllacris Karny 1937

- Middle of male ninth abdominal tergite arcuate ( Fig. 10C–F View Figure 10 ).......................................................................................................... 13

13. Veins of forewings darkening, posterior margin of female seventh abdominal sternite flat and undivided ( Fig. 10G View Figure 10 ) ......................................................................................................................................................... Sericgryllacris Li, Yin & He gen. nov.

- Forewings overall yellowish brown, posterior margin of female seventh abdominal sternite with two projecting horns ( Fig. 10H, I View Figure 10 )............................................................................................................................ Bicornisgryllacris Li, Yin & He gen. nov.

14. Projection truncated and extended inwards from the root on each side of posterior margin of male tenth abdominal tergite ( Fig. 2K View Figure 2 ) ............................................................................................................................................. Siamgryllacris Ingrisch 2018

- Projection extended inwards from the root on each side of posterior margin of male tenth abdominal tergite upwards and towards the middle and behind ( Fig. 2L View Figure 2 ).................................................................................................. Dialarnaca Gorochov 2005

15. Posterior margin of male ninth abdominal tergite with spines extending upwards or downwards from the middle of each lobe ( Fig. 5A–C View Figure 5 ).......................................................................................................................................................................................... 16

- Posterior margin of male ninth abdominal tergite with spines extending inwards from the middle of each lobe, or with a large projection ( Fig. 7A–L View Figure 7 ) ............................................................................................................................................................................... 18

16. Spines protruding from posterior margin of male ninth abdominal tergite pointing downwards ( Fig. 5B, C View Figure 5 )....................... 17

- Spines protruding from posterior margin of male ninth abdominal tergite pointing upwards ( Fig. 5A View Figure 5 ) ...................................... ............................................................................................................................................................................. Glolarnaca Gorochov 2008

17. Fastigium verticis less than twice as wide as basal segment of antennae ( Fig. 13B View Figure 13 ); spines on male ninth abdominal tergite long ( Fig. 5B View Figure 5 )................................................................................................................................................... Neolarnaca Gorochov 2004

- Fastigium verticis greater than or equal to twice the width of the basal segment of antennae ( Fig. 13C View Figure 13 ); spines on male ninth abdominal tergite short ( Fig. 5C View Figure 5 ) ................................................................................................................ Haplogryllacris Karny 1937

18. Length of spine extending from male ninth abdominal tergite greater than or equal to half the width of ninth abdominal tergite, or with a large projection ( Fig. 7A–E View Figure 7 )............................................................................................................................................ 19

- Length of spine extending from male ninth abdominal tergite less than half as wide as abdominal tergite ( Fig. 7F–L View Figure 7 )............ ......................................................................................................................................................................................................................... 23

19. Spines protruding from posterior margin of male ninth abdominal tergite crossing over each other, or with a large projection ( Fig. 7A–D View Figure 7 ); basal areas of forewings without spots ( Fig. 6A–E View Figure 6 )..................................................................................................... 20

- Spines protruding from posterior margin of male ninth abdominal tergite not crossed ( Fig. 7E View Figure 7 ); basal areas of forewings with a large, black and yellow spot ( Fig. 6F View Figure 6 ) ................................................................................ Borneogryllacris Karny 1937 stat. resurr.

20. Hindwings light black or completely colourless on each side of cross veins ( Fig. 6A–D View Figure 6 ); the base of spines protruding from posterior margin on male ninth abdominal tergite thinner, or with a large projection ( Fig. 7A–C View Figure 7 ) ......................................... 21

- Lateral margins of hindwings pink or entire hindwings completely smoky ( Fig. 6E View Figure 6 ); base of spines protruding from posterior margin of male ninth abdominal tergite stout and tapered ( Fig. 7D View Figure 7 ).................................................. Capnogryllacris Karny 1937

21. Male ninth abdominal tergite without a large projection ( Fig. 7A, B View Figure 7 ) ............................................................................................. 22

- Male ninth abdominal tergite with a large projection ( Fig. 7C View Figure 7 ) ....................... Ultragryllacris Gorochov and Dawwrueng 2015

22. Each side of cross veins on hindwings black ( Fig. 6A View Figure 6 ); middle of pronotum black ( Fig. 13D View Figure 13 )....................................................... ..................................................................................................................................................... Marthogryllacris Karny 1937 stat. resurr.

- Each side of cross veins on hindwings colourless ( Fig. 6B, C View Figure 6 ); lateral margin of pronotum black ( Fig. 13E, F View Figure 13 ) ....................................................................................................................................................... Dracogryllacris Li, Yin & He gen. nov.

23. Veins of hindwings partly colourless (if all veins of hindwings black, then cells of hindwings partly or totally black) ( Fig. 8A–H View Figure 8 ) .................................................................................................................................................................................................. 24

- Veins of hindwings black, cells of hindwings transparent ( Fig. 8I View Figure 8 )................................................................. Larnaca Walker 1869

24. Two lobes of male ninth abdominal tergite hemispherical ( Fig. 7F–J View Figure 7 )............................................................................................ 25

- Two lobes of male ninth abdominal tergite protruding outwards ( Fig. 7K View Figure 7 ).............................................. Gryllacris Serville 1831

25. Face as a whole generally consistent with body coloration ( Fig. 9D–G View Figure 9 ) ........................................................................................ 26

- Area from facial antennae downwards black ( Fig. 9H View Figure 9 , 13A View Figure 13 )............................................................... Prosopogryllacris Karny 1937

26. Longitudinal veins of hindwings colourless ( Fig. 8A–D View Figure 8 ) ................................................................................................................... 27

- Longitudinal veins of hindwings black ( Fig. 8E, F View Figure 8 ).............................................................. Radigryllacris Li, Yin & He gen. nov.

27. Cells of hindwings black ( Fig. 8A–C View Figure 8 ) ..................................................................................................................................................... 28

- Cells of hindwings colourless ( Fig. 8D View Figure 8 )............................................................................................................ Eugryllacris Karny 1937

28. Cells of forewings transparent ( Fig. 8A, B View Figure 8 ) ......................................................................... Magnigryllacris Li, Yin & He gen. nov.

- Cells of forewings black ( Fig. 8C View Figure 8 ).............................................................................................................. Ocellarnaca Gorochov 2004