Eidmanacris, Chopard, 1956

Nihei, Silvio S., 2017, Taxonomic review of Eidmanacris Chopard, 1956 (Orthoptera: Grylloidea: Phalangopsidae), Zootaxa 4321 (1), pp. 1-93 : 88-91

publication ID

https://doi.org/ 10.5281/zenodo.897058

DOI

https://doi.org/10.5281/zenodo.6001802

persistent identifier

https://treatment.plazi.org/id/AB7EC101-8535-E867-82B4-F9A9FA39FD8C

treatment provided by

Plazi

scientific name

Eidmanacris
status

 

Key to species of Eidmanacris (excluding E. paramarmorata )

The first keys to the species of Eidmanacris was published in Desutter-Grandcolas (1995a), one for each sex. Those keys included nine (males) and six (females) species. Subsequently, 10 additional species were described ( Mesa et al. 1998; Gorochov 2014; Campos et al., 2015; Souza-Dias et al., 2015; Bolfarini, 2016), and now 10 more species are added to the genus (seven new species and three new combinations). The following key, for both males and females, includes all the 29 species of Eidmanacris , except for E. ParamarmOrata as this species has no known males.

1. PoSterior border of female Subgenital plate with central furrow, almoSt reaching median portion of plate ( Fig. 27M View FIGURE 27 ); poSterior aperture of female copulatory papilla large ( Fig. 29E View FIGURE 29 ); male genitalia: apex of pSeudepiphallic armS upcurved, forming a 90°

angle in lateral view ( Fig. 28C View FIGURE 28 ); lateral projection of pSeudepiphallic Sclerite (L.P.PS) preSent ( Fig. 41C View FIGURE 41 ); ventro-poSterior projection of ectophallic invagination curved inwardS ( Fig. 43B View FIGURE 43 )................................................... 2 - PoSterior border of female Subgenital plate with Short or rounded concavity ( Fig. 6M View FIGURE 6 ); poSterior aperture of female copulatory papilla inconSpicuouS ( Fig. 8E View FIGURE 8 ); male genitalia: apex of pSeudepiphallic armS Slightly upcurved in lateral view ( Fig. 8C View FIGURE 8 ); lateral projection of pSeudepiphallic Sclerite abSent, ventro-poSterior projection of ectophallic invagination Straight or curved outwardS ( FigS. 7B View FIGURE 7 ; 19B)..................................................................................9

2. Lateral projectionS of metanotal gland abSent or inflated ( FigS. 40H, I View FIGURE 40 ; 49H, I); Supero-internal projection of apex of pSeudepiphallic arm reduced to Spine ( FigS. 42A View FIGURE 42 , 50A View FIGURE 50 ).............................................................3

- Lateral projectionS of metanotal gland conical and parallel ( FigS. 46H, I View FIGURE 46 ); Supero-internal projection of apex of pSeudepiphallic arm not reduced ( Fig. 28C View FIGURE 28 ).............................................................................. 4

3. Lateral projectionS of metanotal gland abSent ( FigS. 40H, I View FIGURE 40 ); Supero-lateral borderS of Supra-anal plate dark brown, lateral-poSterior projectionS dark brown ( Fig. 40J View FIGURE 40 ); poSterior border of Subgenital plate Straight ( Fig. 40K View FIGURE 40 ); ventral projection of apex of pSeudepiphallic arm abSent ( Fig. 41C View FIGURE 41 )............................................... E. scopula CampoS , sp. nov.

- Lateral projectionS of metanotal gland inflated, curved anteriorly, medially fuSed ( Fig. 49H, I View FIGURE 49 ); Supero-lateral borderS of Supraanal plate reddiSh, lateral-poSterior projectionS greyiSh ( Fig. 49J View FIGURE 49 ); poSterior border of Subgenital plate rounded ( Fig. 49K View FIGURE 49 ); ventral projection of apex of pSeudepiphallic arm preSent, very Short with hard briStleS ( FigS. 50B View FIGURE 50 ; 51B)................................................................................................ E. desutterae CampoS , sp. nov.

4. Ventral projection of apex of pSeudepiphallic arm preSent ( Fig. 28B View FIGURE 28 ); proximal and diStal regionS of ectophallic apodeme Same width in dorSal view ( FigS. 43A, B View FIGURE 43 )....................................................................... 5

- Ventral projection of apex of pSeudepiphallic arm abSent; proximal region of ectophallic apodeme wider than diStal region in dorSal view ( Fig. 48A View FIGURE 48 ).................................................................................6

5. 7th abdominal tergite yellowiSh, contraSting with other tergiteS ( Fig. 27D View FIGURE 27 ); poSterior border of Subgenital plate Straight ( Fig. 27K View FIGURE 27 ); lateral-poSterior projectionS of Supra-anal plate longer than poSterior border ( Fig. 27J View FIGURE 27 ); central portion of baSe of pSeudepiphallic Sclerite narrower than lateral portionS, in dorSal view ( FigS. 28A View FIGURE 28 ; 29A); dorSal projection of ectophallic invagination without concavity on poSterior border ( Fig. 28A View FIGURE 28 ; 29A).............................. E. corumbatai Garcia, 1998

- 7th abdominal tergite with Same coloration aS other tergiteS; poSterior border of Subgenital plate rounded ( Fig. 43K View FIGURE 43 ); lateralpoSterior projectionS of Supra-anal plate the Same length of poSterior border ( Fig. 43J View FIGURE 43 ); central portion of baSe of pSeudepiphallic Sclerite the Same width aS lateral portionS in dorSal view (Fig, 44A; 45A); dorSal projection of ectophallic invagination with Small concavity on poSterior border ( Fig. 44A View FIGURE 44 ).......................................... E. gigas CampoS , sp. nov.

6. Lateral projectionS of pSeudepiphallic Sclerite with rounded tip; Superior projection of apex of pSeudepiphallic reduced, Spinelike................................................................................................. 7

- Lateral projectionS of pSeudepiphallic Sclerite with pointed tip ( Fig. 47C View FIGURE 47 ); Superior projection of apex of pSeudepiphallic hook- Shaped, upcurved ( Fig. 47C View FIGURE 47 ; 48C)........................................................................8

7. Apex wider than baSe of pSeudepiphallic arm in lateral view; inferior projection of apex of pSeudepiphallic arm rounded; dor- Sal projection of ectophallic invagination with median invagination on poSterior border............................................................................................... E. caipira Souza-DiaS, CampoS & Nihei, 2015

- Apex Same width aS baSe of pSeudepiphallic arm in lateral view; inferior projection of apex of pSeudepiphallic arm hook- Shaped, upcurved; dorSal projection of ectophallic invagination with poSterior border Straight................................................................................................. E. bernardii Nihei & de Mello, 2015

8. Lateral-poSterior projectionS of Supra-anal plate longer than poSterior border; median fold of anterior border of metanotum with cluSter of lateral clinate briStleS pointed laterally ( Fig. 46H View FIGURE 46 ); Superior and inferior projectionS of apex of pSeudepiphallic arm hook-Shaped, cloSe to each other in lateral view; both Supero-internal and inferior projectionS preSent ( FigS.47C View FIGURE 47 ; 48C)........................................................................... E. neomarmorata CampoS , sp. nov.

- Lateral-poSterior projectionS of Supra-anal plate Same Size aS poSterior border; median fold of anterior border of metanotum with cluSter of proclinate briStleS; Superior and inferior projectionS of apex of pSeudepiphallic arm hook-Shaped, diStant from each other in lateral view; only Supero-internal projection preSent.......................... E. marmorata ( Bruner, 1916)

9. Abdominal Sagittal line occupying more than half of dorSum ( Fig. 36D View FIGURE 36 ); lateral projectionS of metanotal gland elongate, Slightly curved inwardS ( Fig. 33H View FIGURE 33 ) (except in E. endophallica comb. nov. and E. fusca ); anterior margin of metanotum without creSt ( Fig. 36H View FIGURE 36 ); apical dorSal Spur of TIII the longeSt on inner Surface; apex of pSeudepiphallic arm curved inwardS forming 90° angle in dorSal view ( FigS. 34A View FIGURE 34 ; 35A); apex of ovipoSitor laterally Straight in dorSal view ( Fig. 36L View FIGURE 36 )................10

- Abdominal Sagittal line not occupying more than half of dorSum; lateral projectionS of metanotal gland cylindrical and parallel (except E. tridentata , abSent) ( Fig. 6H View FIGURE 6 ); anterior margin of metanotum with median triangular creSt ( Fig. 6H View FIGURE 6 ); median apical Spur of TIII the longeSt on inner Surface; apex of pSeudepiphallic arm not curved ( FigS. 10A View FIGURE 10 ; 11A); apex of ovipoSitor laterally rounded, drop Shaped in dorSal view ( Fig. 9N View FIGURE 9 ).............................................................. 13

10. Metanotal gland veStigial or abSent ( Fig. 36C View FIGURE 36 ).............................................................. 11

- Metanotal gland preSent ( Fig. 6H View FIGURE 6 )....................................................................... 12

11. Metanotal gland abSent; lateral-poSterior projectionS of Supra-anal plate longer than poSterior border ( Fig. 36J View FIGURE 36 ); inferior projection of apex of pSeudepiphallic armS Short ( Fig.38A View FIGURE 38 ); Subapical marginS of ectophallic fold laterally inflated ( Fig. 39B View FIGURE 39 ); median-poSterior projection of endophallic Sclerite four timeS longer than pSeudepiphallic Sclerite; ectophallic arc Slightly rounded; ectophallic apodeme three timeS longer than pSeudepiphallic Sclerite ( Fig. 37A, B View FIGURE 37 ; 38A)................................................................................................. E. endophallica (de Mello, 1990)

- Metanotal gland veStigial (fig. 15F, I); lateral-poSterior projectionS of Supra-anal plate very Short ( Fig. 15J View FIGURE 15 ); inferior projection of apex of pSeudepiphallic armS long and pointed ( FigS. 16C View FIGURE 16 ; 17C); Subapical marginS of ectophallic fold not inflated laterally; median-poSterior projection of endophallic Sclerite Slightly longer than pSeudepiphallic Sclerite ( Fig. 16A, B, C View FIGURE 16 ); ectophallic

arc V-Shaped; ectophallic apodeme almoSt Same Size aS pSeudepiphallic Sclerite......... E. fusca DeSutter-GrandcolaS, 1995 12. Inferior margin of median ocelluS truncate ( Fig. 33A View FIGURE 33 ); fronS with three longitudinal bandS, one median and two below eyeS ( Fig. 33A View FIGURE 33 ); inner marginS of male FWS touching each other ( Fig. 33C View FIGURE 33 ); median fold of anterior margin of metanotum with two lateral-poSterior projectionS ( Fig. 33H View FIGURE 33 ), Sclerite A of pSeudepiphalluS curved inwardS; apex of ectophallic fold not reaching apex of pSeudepiphallic armS ( FigS. 34A, B View FIGURE 34 ); female Subgenital plate with poSterior border rounded.................................................................................................... E. minuta (de Mello, 1990)

- Median ocelluS Spherical ( Fig. 58A View FIGURE 58 ); fronS without longitudinal bandS ( Fig. 58A View FIGURE 58 ); inner margin of male FWS not touching each other ( Fig. 58C View FIGURE 58 ); median creSt of anterior margin of metanotum inflated ( Fig. 58H View FIGURE 58 ); Sclerite A of pSeudepiphalluS Straight; apex of ectophallic fold reaching or SurpaSSing apex of pSeudepiphallic armS ( FigS. 59A, B View FIGURE 59 ); female Subgenital plate with poSterior border with central concavity.................................................. E. melloi CampoS , sp. nov.

13. Apex of male FWS triangular ( Fig. 6C View FIGURE 6 )................................................................... 14

- Apex of male FWS rounded ( Fig. 30C View FIGURE 30 ).................................................................... 18

14. Sclerite A of pSeudepiphalluS Straight................................... E. septentrionalis DeSutter-GrandcolaS, 1995

- Sclerite A of pSeudepiphalluS SinuouS ( Fig. 7A View FIGURE 7 ).............................................................15

15. Supero-internal projection of apex of pSeudepiphallic arm digitiform ( FigS. 7A View FIGURE 7 ; 8A); connection between PSP2 and Sclerite A not viSible ( Fig. 8A View FIGURE 8 ); ectophallic apodeme Shorter than pSeudepiphallic arm; PSP1 longer than wide................... 16

- Supero-internal projection of apex of pSeudepiphallic arm Serrulated ( Fig. 19A View FIGURE 19 ; 20A); connection between PSP2 and Sclerite A viSible ( Fig. 20A View FIGURE 20 ); ectophallic apodeme aS long aS or longer than pSeudepiphallic arm; PSP1 aS long aS wide............ 17

16. Body medium to large (longer than 18 mm); poSterior margin of male Subgenital plate without median invagination ( Fig. 6K View FIGURE 6 ), anterior projection of pSeudepiphallic Sclerite preSent (A.P.PS.) ( Fig. 7C View FIGURE 7 ); Sclerite A of pSeudepiphalluS not thin aS below; endophallic Sclerite anterior to baSe of pSeudepiphallic Sclerite......................... E. larvaeformis ( Chopard, 1938)

- Body Small (15 mm or Smaller); poSterior margin of male Subgenital plate with median invagination ( Fig.55K View FIGURE 55 ); anterior projection of pSeudepiphallic Sclerite abSent; Sclerite A of pSeudepiphalluS very thin ( Fig. 56A View FIGURE 56 ); endophallic Sclerite poSterior to baSe of pSeudepiphallic Sclerite ( Fig. 57B View FIGURE 57 )......................... E. fontanettiae CampoS, Nihei & de Mello sp. nov.

17. PoSterior border of DD whitiSh in dorSal view, contraSting with pronotum ( Fig. 18C View FIGURE 18 ); lateral projectionS of metanotal gland not reduced ( Fig. 18H View FIGURE 18 ); lateral-poSterior projectionS of Supra-anal plate parallel ( Fig. 18J View FIGURE 18 ); apex of the inferior projection of pSeudepiphallic arm Serrulated ( Fig. 19C View FIGURE 19 ); anterior projection of pSeudepiphallic Sclerite very long, SurpaSSing baSe of pSeudepiphallic Sclerite ( FigS. 19A, B View FIGURE 19 )......................................... E. multispinosa DeSutter-GrandcolaS, 1995

- PoSterior border of DD Same color aS pronotum in dorSal view; lateral projectionS of metanotal gland very reduced; lateralpoSterior projectionS of Supra-anal plate not parallel; apex of inferior projection of pSeudepiphallic arm very reduced (Spine); anterior projection of pSeudepiphallic Sclerite very Short, not SurpaSSing baSe of pSeudepiphallic Sclerite......................................................................................... E. papaveroi Nihei & de Mello, 2015

18. Ectophallic apodeme curved inwardS in dorSal view and upcurved in lateral view ( Fig. 31A, C View FIGURE 31 ).......................19

- Ectophallic apodeme Straight in dorSal and lateral viewS ( FigS. 22A, C View FIGURE 22 )..........................................20

19. 5th joint of maxillary palpuS longer than 3rd and 4th jointS ( Fig. 30G View FIGURE 30 ); poSterior half of antennae whitiSh; lateral-poSterior projectionS of Supra-anal plate very Short, not extended ( Fig 30J View FIGURE 30 ); poSterior border of Subgenital plate rounded ( Fig. 30K View FIGURE 30 ); Superior, internal and inferior projectionS of apex of pSeudepiphallic arm very reduced (apex clavate) ( FigS. 32A, B, C View FIGURE 32 ); PSP2 Short ( FigS. 31B View FIGURE 31 , 32B View FIGURE 32 )........................................................... E. speluncae ( Mello-Leitão, 1937)

- 3rd, 4th and 5th jointS of maxillary palpuS almoSt the Same Size ( Fig. 52G View FIGURE 52 ); antennae entirely banded; lateral-poSterior projectionS of Supra-anal plate elongate, extended ( Fig.52J View FIGURE 52 ); poSterior border of Subgenital plate with central invagination ( Fig. 52K View FIGURE 52 ); Superior, internal and inferior projectionS of apex of pSeudepiphallic arm not reduced, pointed ( FigS. 53A, B, C View FIGURE 53 ); PSP2 elongate ( FigS. 53B View FIGURE 53 , 54B View FIGURE 54 )................................................................ E. putuhra sp. nov.

20. FWS reticulated, apex without glandular thickening.......................................................... 21

- FWS not reticulated, apex with glandular thickening.........................................................24

21. DD without characteriStic lineS; lateral projectionS of metanotal gland elongated, curved to pronotum, inner borderS fuSed ( Fig. 24H View FIGURE 24 ); internal projection of apex of pSeudepiphallic arm abSent ( Fig. 25A View FIGURE 25 ; 26A)................ E bidentata Sperber, 1998

- DD with five longitudinal lineS, two lateral-anterior, two poSterior and one median ( Fig. 20C View FIGURE 20 ); lateral projectionS of metanotal gland abSent ( FigS. 20H, I View FIGURE 20 ) or Short, cylindrical, parallel, inner borderS not fuSed medially; internal projection of apex of pSeudepiphallic arm preSent, pointed ( Fig. 21A View FIGURE 21 ; 22A)........................................................ 22

22. FWS very Short, not covering metanotum ( Fig. 21C View FIGURE 21 ); metanotal gland abSent; PSP2 thinner than pSeudepiphallic arm in dorSal view ( FigS. 22A View FIGURE 22 , 23A View FIGURE 23 )................................................... E. tridentata DeSutter-GrandcolaS, 1995

- FWS covering the metanotum; metanotal gland preSent; PSP2 with Same width or wider than pSeudepiphallic arm in dorSal view............................................................................................... 23

23. General coloration medium brown, marbled; FWS not SurpaSSing poSterior border of metanotum; abdominal median-dorSal line well diScernible; Supra-anal plate yellowiSh brown contraSting with abdomen; PSP1 with a concavity inwardS and a anterior, Small projection in dorSal view; anterior projection of pSeudepiphalluS Short; copulatory papilla wider than long, Somewhat laterally rounded...................................................... E. simoesi Nihei & de Mello, 2015

- General coloration dark brown, marbled; FWS SurpaSSing poSterior border of metanotum; abdominal median-dorSal line almoSt not diScernible; Supra-anal plate dark brown, not contraSting with abdomen; PSP1 with concavity outwardS, with pointed projection poSteriorly in dorSal view; anterior projection of pSeudepiphalluS long; copulatory papilla longer than wide, cylindrical......................................................................... E. eliethae Nihei & de Mello, 2015

24. Inner borderS of FWS overlapping ( Fig. 12C View FIGURE 12 ); lateral-poSterior projectionS of Supra-anal plate Shorter than poSterior border ( Fig. 12J View FIGURE 12 ); poSterior border of Subgenital plate rounded; inferior projection of apex of pSeudepiphallic arm not curved inwardS................................................................................................... 25

- Inner borderS of FWS not overlapping ( Fig. 9C View FIGURE 9 ); lateral-poSterior projectionS of Supra-anal plate Same-Sized or longer than poSterior border ( Fig. 9J View FIGURE 9 ); poSterior border of Subgenital plate Straight; inferior projection of apex of pSeudepiphallic arm curved inwardS ( FigS. 10B View FIGURE 10 ; 11B)......................................................................... 26

25. Apex of FWS not curved inwardS; pSeudepiphallic armS thin; Supero-internal, and inferior projectionS of apex of pSeudepiphallic arm reduced (aS in E. speluncae ); ectophallic arc poSterior to baSe of pSeudepiphallic Sclerite; anterior margin of copulatory papilla aS wide aS poSterior margin in dorSal and ventral viewS................ E. meridionalis DeSutter-GrandcolaS, 1995

- Apex of FWS apex curved inwardS ( Fig. 12C View FIGURE 12 ); pSeudepiphallic armS robuSt ( FigS 13A, B,C View FIGURE 13 ; 14A, B, C); Superior, internal and inferior projectionS of apex of pSeudepiphallic arm not reduced ( FigS.13C View FIGURE 13 ; 14C); ectophallic arc below baSe of pSeudepiphallic Sclerite ( Fig. 13A View FIGURE 13 ); anterior margin of copulatory papilla wider than poSterior margin in dorSal and ventral viewS ( Fig. 14D, E View FIGURE 14 )..................................................................... E. dissimilis DeSutter-GrandcolaS, 1995

26. FWS SurpaSSing the poSterior border of metanotum ( Fig. 9C View FIGURE 9 ); lateral-poSterior projectionS of Supra-anal plate longer than poSterior border; internal projection of apex of pSeudepiphallic arm reduced, Spine-like ( FigS. 10A View FIGURE 10 ); copulatory papilla cylindrical, wider than long in dorSal and ventral viewS ( Fig. 11D, E View FIGURE 11 )................................ E. alboannulata ( Piza, 1960)

- FWS not SurpaSSing poSterior border of metanotum; lateral-poSterior projectionS of Supra-anal plate Shorter than poSterior bor- der; internal projection of apex of pSeudepiphallic arm curved inwardS, pointed; copulatory papilla longer than wide, flattened dorSo-ventrally................................................. E. suassunai Souza-DiaS, CampoS & Nihei, 2015

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