Purvigallia,

Dai, Wu & Zhang, Yalin, 2012, Taxonomic revision of the leafhopper tribe Agalliini (Hemiptera: Cicadellidae: Megophthalminae) from China, with description of new taxa, Zootaxa 3430, pp. 1-49: 4-5

publication ID

http://doi.org/ 10.5281/zenodo.215156

DOI

http://doi.org/10.5281/zenodo.5296542

persistent identifier

http://treatment.plazi.org/id/039B87A6-B45D-FFF1-A9EC-D44FFA6EA0AD

treatment provided by

Plazi

scientific name

Purvigallia
status

 

Genus Purvigallia  nov.

Purvigallia maculata  sp. nov. China (Yunnan).

1. Forewings short, truncate apically, exposing at least three abdominal tergites excluding male genital segment ( Figs 5View FIGURE 5 C, 5 D). 2

- Forewings covering the abdomen completely, rounded or pointed apically ( Fig. 1View FIGURE 1 A)................................. 3

2. Crown of head between eyes less than three times as wide as median length ( Fig. 5View FIGURE 5 D); male pygofer strongly declivous posteriorly, without ventral process ( Fig. 23View FIGURE 23 A); subgenital plates tapering to acute apex ( Fig. 23View FIGURE 23 B)... Skandagallia  gen. nov.

- Crown of head between eyes 3.5 times as wide as median length ( Fig. 5View FIGURE 5 C); male pygofer not strongly declivous posteriorly, with ventral process ( Fig. 24View FIGURE 24 A); subgenital plates obliquely truncate at apex, not tapering ( Fig. 24View FIGURE 24 C)..... Sungallia  gen. nov.

3. Pronotum, scutellum and basal region of forewings strongly pitted ( Figs 5View FIGURE 5 B, 5 F); tenth segment enlarged ( Fig. 22View FIGURE 22 A); style distally not forked ( Fig. 22View FIGURE 22 B)............................................................ Sinoagallia  gen. nov.

- Pronotum, scutellum and basal region of forewings granulose ( Figs 2View FIGURE 2 B, 3 A) or rugose ( Figs 1View FIGURE 1 A, B), never pitted; tenth segment not conspicuously enlarged ( Figs 8View FIGURE 8 C); style distally forked ( Figs 6View FIGURE 6 B, 10 F)................................. 4

4. Forewings with reticulate venation ( Figs 9View FIGURE 9 B, F, 20 C)......................................................... 5

- Forewings without reticulate venation ( Figs 17View FIGURE 17 C, 19 D)........................................................ 6

5. Aedeagal shaft cylindrical strongly curved, with one pair of long preatrial processes ( Figs 20View FIGURE 20 I, 20 J).... Purvigallia  gen. nov.

- Aedeagal shaft laterally compressed, not strongly curved, with processes near apex ( Figs 9View FIGURE 9 C, 9 G)....................................................................................................... Dryodurgades Zachvatkin 

6. Hind margin of crown sinuate behind eyes ( Figs 2View FIGURE 2 A, 3 A–D).................................................... 7

- Hind margin of crown of head evenly curved behind eyes ( Figs 1View FIGURE 1 A, 2 B, 2 C)...................................... 10

7. Claval veins connected by at least one cross vein ( Figs 3View FIGURE 3 A, 3 C)................................ Japanagallia Ishihara 

- Claval veins separate, not connected by any cross vein........................................................ 8

8. Aedeagus asymmetrical ( Fig. 8View FIGURE 8 G).......................................................... Austroagallia Evans 

- Aedeagus symmetrical ( Fig. 11View FIGURE 11 G)......................................................................... 9

9. Aedeagal shaft slender, ending in attenuated bifid prolongation; dorsal apodeme subequal to bifid preatrial process........................................................................................... Ianagallia Viraktamath

- Aedeagal shaft stout, not apically attenuated, with or without preatrial bifid process; preatrial process when present, distinctly longer than dorsal apodeme.................................................................. Igerna Kirkaldy 

10. Eyes projected laterally, posterior margin of crown upturned medially ( Figs 2View FIGURE 2 B, 10 A); pronotum flat, without transverse rugae; male subgenital plate without stout or long slender setae ( Fig. 10View FIGURE 10 H)................................ Durgades Distant 

- Eyes not projected laterally, crown of head and pronotum not as above ( Figs 1View FIGURE 1 A, 2 C, D); male subgenital plate with one row of stout setae ( Figs 6View FIGURE 6 G, 19 E).............................................................................. 11

11. Vertex medially longer than next to eyes ( Fig. 1View FIGURE 1 A, 1 B)....................................................... 12

- Vertex shorter medially than next to eyes ( Figs 2View FIGURE 2 C, 2 D)...................................................... 13

12. Male pygofer caudoventrally acutely produced ( Fig. 7View FIGURE 7 B); male style with inner arm bearing acute apex ( Fig. 6View FIGURE 6 C)......................................................................................... Anaceratagallia Zachvatkin 

- Male pygofer caudoventrally not acutely produced ( Viraktamath 2011: Fig. 474); male style with inner arm broader at apex................................................................................... Nandigallia Viraktamath

13. Male pygofer lobe broadly rounded; subgenital plates with both macrosetae and long hair-like setae arising from ventral surface ( Fig. 19View FIGURE 19 E)...................................................................... Onukigallia Ishihara 

- Male pygofer lobe produced caudoventrally either broadly or conically; subgenital plates with long hair-like setae on dorsal surface or with small macrosetae....................................................... Formallia Viraktamath