Signoretia Stål

Viraktamath, C. A. & Webb, M. D., 2016, Review of the genus Signoretia (Hemiptera: Cicadellidae: Signoretiinae) of the Oriental region with description of nine new species, Zootaxa 4193 (3), pp. 486-516 : 488

publication ID

https://doi.org/ 10.5281/zenodo.167191

publication LSID

lsid:zoobank.org:pub:16A5FFCA-FE52-492D-A5F8-A02015DEADE0

DOI

https://doi.org/10.5281/zenodo.4695865

persistent identifier

https://treatment.plazi.org/id/9C0F87C4-1875-FFE3-FF65-FF0F4DA7F93F

treatment provided by

Plazi

scientific name

Signoretia Stål
status

 

Key to species of Signoretia Stål View in CoL from the Oriental region

1. Orange yellow and red ( Figs 29–30 View FIGURES 16 – 30 ) or chocolate brown species ( Figs 12–13 View FIGURES 1 – 15 , 43–45 View FIGURES 31 – 46 )................................ 2

- Creamy white or pale green species with or without black or dark brown markings ( Figs 1 View FIGURES 1 – 15 –11,14–28, 31–42, 46–48)....... 4

2. Orange yellow species with black spots on head and thorax, basal 0.75 of forewing red ( Figs 29–30 View FIGURES 16 – 30 ) ( Thailand).................................................................................................... S. rubra View in CoL sp. nov.

- Pale or dark chocolate brown species ( Figs 12–13 View FIGURES 1 – 15 , 43–45 View FIGURES 31 – 46 )..................................................... 3

3. Head and pronotum with dorsal median longitudinal pale stripe ( Fig. 12 View FIGURES 1 – 15 ); clypellus in profile angularly raised ( Fig. 68 View FIGURES 66 – 79 , arrowed) (Sri Lanka)....................................................................... S. greeni Distant View in CoL

- Head and pronotum without dorsal median longitudinal pale stripe ( Fig. 43 View FIGURES 31 – 46 ); clypellus in profile not angularly raised ( Fig. 45 View FIGURES 31 – 46 ) ( Indonesia: Sumatra).................................................................. S. sumatrana Schmidt View in CoL

4. Crown in profile horizontal not declivous, frontoclypeus gently convex ( Figs 69, 77, 78 View FIGURES 66 – 79 ).............................5

- Crown in profile declivous, frontoclypeus strongly swollen ( Figs 67, 73, 74 View FIGURES 66 – 79 )...................................... 14

5. Crown narrowed beyond ocelli and strongly produced in front ( Figs 23 View FIGURES 16 – 30 , 33, 41 View FIGURES 31 – 46 )....................................6

- Crown broadly rounded and weakly produced in front ( Figs 1 View FIGURES 1 – 15 , 14,16)............................................ 8

6. Male pygofer ventral process long, extending beyond dorsal margin (Figs 133,176)................................. 7

- Male pygofer ventral process short, not reaching dorsal margin (see Fig. 2 View FIGURES 1 – 15 , Li, 1995) ( China: Fujian. Taiwan) ... .. S. yangi Li View in CoL

7. Atrial process of aedeagal shaft bifid ( Figs 180, 181 View FIGURES 176 – 182 ) ( India: Darjeeling)............................ S. sinuata View in CoL sp. nov.

- Atrial process of aedeagal shaft simple, not bifid ( Figs 136 –137 View FIGURES 133 – 139 ) ( India: Arunachal Pradesh, Myanmar, Mishmi Hills)........................................................................................ S. mishmiensis View in CoL sp. nov.

8. Male pygofer ventral process length beyond pygofer longer than height of posterior pygofer lobe in lateral view ( Figs 98 View FIGURES 98 – 104 , 121 View FIGURES 121 – 132 ).................................................................................................... 9

- Male pygofer ventral process length beyond pygofer shorter than height of posterior pygofer lobe in lateral view ( Figs 113 View FIGURES 113 – 120 , 162 View FIGURES 162 – 168 ) or not reaching pygofer dorsal margin ( Fig. 169 View FIGURES 169 – 175 )........................................................ 10

9. Aedeagal shaft about 0.70 as long as atrium, latter about twice as wide as shaft in posterior view ( Fig. 104 View FIGURES 98 – 104 ) ( India: Arunachal Pradesh. Myanmar)...................................................................... S. aureola Distant View in CoL

- Aedeagal shaft about 0.60 as long as atrium, latter about four times as wide as shaft in posterior view ( Fig. 129 View FIGURES 121 – 132 ) ( India: Arunachal Pradesh. Myanmar)............................................................. S. maculata Baker View in CoL

10. Pygofer ventral process exceeding dorsoposterior margin ( Figs 113 View FIGURES 113 – 120 , 162 View FIGURES 162 – 168 ).........................................11

- Pygofer ventral process short, internal, not reaching dorsoposterior margin ( Fig. 169 View FIGURES 169 – 175 ) (Vietnam: Fyan)... S. similaris View in CoL sp. nov.

11. Ventral process arms of aedeagus in dorsal view acutely pointed ( Figs 116 View FIGURES 113 – 120 , 187 View FIGURES 183 – 190 )................................... 12

- Ventral process arms of aedeagus in dorsal view bluntly rounded apically ( Fig. 165 View FIGURES 162 – 168 )................................ 13

12. Ventral process arms of aedeagus in ventral view divergent from base, dorsal margin setose ( Fig. 187 View FIGURES 183 – 190 ) ( India: Andaman Islands).............................................................................. .. S. takiyae View in CoL sp. nov.

- Ventral process arms of aedeagus in ventral view close together and divergent only distally, without setae ( Fig. 116 View FIGURES 113 – 120 ) ( India: Mizoram)............................................................................... S. lunglei View in CoL sp. nov.

13. Ventral process arms of aedeagus in lateral view more or less parallel sided, apically slightly broadened ( Fig. 166 View FIGURES 162 – 168 ) ( India: Western Ghats)..................................................................... .. S. sahyadrica View in CoL sp. nov.

- Ventral process arms of aedeagus in lateral view gradually narrowed towards apex and pointed ( Takiya et al. 2013: Fig. 39 View FIGURES 31 – 46 ) ( Malaysia: Malacca, Penang. Philippines, Singapore)............................................ .. S. malaya (Stål) View in CoL

14. Pronotum longer than wide ( Fig. 7 View FIGURES 1 – 15 )...................................................................... 15

- Pronotum as wide as long ( Fig. 7 View FIGURES 1 – 15 a, Baker, 1923) ( Philippines: Benguet, Luzon).................... S. benguetensis Baker View in CoL

15. Median pronotal carina complete ( Figs 7 View FIGURES 1 – 15 , 46 View FIGURES 31 – 46 )..............................................................16

- Median pronotal carina not complete, either confined to pronotal foveae or extend only slightly beyond ( Fig. 6, 8–10 View FIGURES 1 – 15 , 25 View FIGURES 16 – 30 )....................................................................................................... 17

16. Crown with median carina ( Fig. 7 View FIGURES 1 – 15 ) ( Philippines: Mindanao)....................................... S. carinata Baker View in CoL

- Crown without median carina ( Fig. 46 View FIGURES 31 – 46 ) ( Philippines: Luzon)...................................... S. tagalica Baker View in CoL

17. Pronotum with narrow dark brown stripe on either side of median carina in anterior half ( Fig. 6 View FIGURES 1 – 15 ) ( Malaysia: Borneo)............................................................................................... S. bilineata Baker View in CoL

- Pronotum without such stripe........................................................................... 18

18. Aedeagus ventral process arms diverging posteriorly from base ( Takiya et al. 2013: Fig. 32 View FIGURES 31 – 46 )... S. delicata Takiya & Dietrich View in CoL

- Aedeagus ventral process arms not divergent from base ( Figs 111 View FIGURES 105 – 112 , 149 View FIGURES 140 – 150 ).......................................... 19

19. Aaedeagus ventral process arms with inner margins straight ( Fig. 111 View FIGURES 105 – 112 ) ( Malaysia: Sarawak).......... S. dulitensis View in CoL sp. nov.

- Aedeagus ventral process arms with inner margins straight in basal half and divergent in apical half ( Fig. 149 View FIGURES 140 – 150 ) ( Malaysia: Quoin Hill)......................................................................... S. quoinensis View in CoL sp. nov.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Hemiptera

Family

Cicadellidae

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