Revision of the Oriental and Australian Agalliini (Hemiptera: Cicadellidae: Megophthalminae) 2844
Author
C. A. Viraktamath
text
Zootaxa
2011
2011-04-29
2844
1
118
journal article
11755334
Key to genera of the
Oriental
and Australian
Agalliini
1. Face with dorsal part striated (
Fig. 526
) or rugose; pronotum either punctate (
Fig. 10
) or antero-laterally strongly depressed (
Fig. 576
)............................................................................................ 2
- Face with dorsal part not striated or rugose (
Fig. 8
), but granulose or shagreen; pronotum not punctate or strongly depressed. .................................................................................................... 3
2. Pronotum, scutellum (
Fig. 10
) and proximal half of forewings punctate (
Fig. 20
); pronotum without antero-lateral depressions; claval veins fused or connected by cross vein; corium with accessory cross veins..................
Paulagallia
gen. nov.
- Pronoutm scutellum (
Fig. 525
) and proximal half of forewings not punctate (
Fig. 552
); pronotum with anterolateral depressions; claval veins separate; corium without accessory cross veins.................................
Sangeeta
gen. nov.
3. Forewings with reticulate venation (
Fig. 169
))...........................................
Dryodurgades
Zachvatkin
- Forewings without reticulate venation (
Fig. 15
) (except
Austroagallia robusta
where the anteapical cells are subdivided)...4
4. Hind margin of vertex not curved or, if so, evenly curved behind eyes (
Figs 3, 7
)................................... 5
- Hind margin of vertex sinuately curved behind eyes (
Figs 5
,
289
).............................................. 13
5. Hind wings either absent or reduced to small lobes; forewings either reaching tip of abdomen or exposing 4 or more abdominal terga............................................................................................... 6
- Hind wings well developed; forewings exceeding tip of abdomen...............................................8
6. Forewings reaching tip of abdomen, apically rounded or pointed................................................ 7
- Forewings truncate apically; exposing at least 5 abdominal terga (
India
: Nilgiri Hills)..................
Gunhilda
Distant
7. Inner arm of styles long, abruptly broadened at apex with one subapical tooth (
Figs 276, 283
); aedeagal shaft C-shaped with subapical gonopore (
Figs 277, 278, 285
) (
India
, SriLanka)....................................
Hemagallia
gen. nov.
- Inner arm of styles shorter, gradually widened with two lateral and one median subapical teeth (
Figs 292–293
) (
India
,
China
)..............................................................................
Nandigallia
gen. nov.
(Part)
8. Pronotum transversely rugose............................................................................ 9
- Pronotum not rugose.................................................................................. 10
9. Styles with inner arm robust, apically expanded with two lateral and one median teeth (
Figs 492
); aedeagus with gonopore apical; pygofer without caudo-ventral spine-like prolongation (
India
,
China
)........................
Nandigallia
gen. nov.
- Styles with inner arm slender, narrowed towards pointed apex, with one subapical tooth (
Figs 102
,
108
); pygofer with caudoventral spine-like prolongation (
Figs 100
,
106
).........................................
Anaceratagallia
Zachvatkin
10. Forewings with claval veins connected by one or more cross veins (
Figs 207
,
221
) (
India
,
Pakistan
,
China
).
Durgades
Distant
- Forewings with claval veins not connected by cross vein (
Figs 14, 15
)........................................... 11
11. Clypellus narrow at base, apically broadened, broadest at apex of genae (
Figs 11
,
526
,
545
).......................... 12
- Clypellus parallel sided (
Fig. 2
) or slightly narrowed apically (
Fig. 4
)..................................
Agallia
Curtis
12. Subgenital plates with long hair-like setae on dorsal surface (
Figs 252
,
266, 267
)) or with small macrosetae (
Fig. 262
); pygofer produced ventrally either broadly (
Fig. 244
) or conically (
Figs 239
) (
Taiwan)
..................... ..
Formallia
gen. nov.
- Subgenital plates with both macrosetae and long hair-like setae arising from ventral surface (
Fig. 498
); pygofer variable but not as above (
Figs 496, 504
) (
China
,
Japan
, Taiwan)...........................................
Onukigallia
Ishihara
13. Forewing claval veins joined by one or more cross veins (
Fig. 19
); vertex medially shorter and dorsally upturned (
China
,
Japan
,
India
,
Indonesia
,
Malaysia
, Taiwan)................................................
Japanagallia
Ishihara
- Forewing claval veins separate (
Figs 14, 15
); vertex not greatly shortened in middle, not dorsally upturned.............. 14
14. Aedeagal shaft slender, terminating in attenuated bifid prolongation (
Fig. 396
); dorsal apodeme subequal to bifid preatrial process (
Fig. 398
) (
India
,
Thailand
,
China
)....................................................
Ianagallia
gen. nov.
- Aedeagal shaft stout, not apically attenuated, without preatrial bifid process (except in
Igerna wilsoni
sp. nov.
); preatrial process when present, distinctly longer than dorsal apodeme (
Figs 307
,
365
)........................................ 15
15. Base of aedeagus ventrally produced; often sunk into dorsal apodeme basally (
Fig. 296
), usually symmetrical, dorsal apodeme well developed (
Figs 314, 319
,
329
); anal collar simple (except in
Igerna violacea
) face somewhat polished, slightly curved from frons to clypellus; ocelli located in relatively shallow pits.....................................
Igerna
Kirkaldy
- Base of aedeagus not sunk into dorsal apodeme; asymmetrical (
Figs 131
, 138,150); anal collar well developed, with hooks or distally dentate; face finely granulose, not slightly curved from frons to clypellus; ocelli located in rather deep pits..............................................................................................
Austroagallia
Evans