Flata Fabricius

Peng, Ling-Fei, Fletcher, Murray J. & Zhang, Ya-Lin, 2012, Review of the Oriental planthopper genus Flata Fabricius (Hemiptera: Fulgoroidea: Flatidae) with the description of five new species, Zootaxa 3399, pp. 1-22 : 3

Key to the Oriental species of the genus Flata Fabricius

1. Tegmina without spots.................................................................................. 2

-. Tegmina with scattered spots............................................................................ 3

2. Overall length about 12 mm, genitalia as illustrated ( Fig. 1 B).................................. F. ferrugata Fabricius

-. Overall length more than 17 mm ..................................................... F. coromandelica (Spinola)

3. Overall length about 12 mm ............................................................................. 4

-. Overall length at least 16 mm ............................................................................ 5

4. Tegmina with black spots, sutural angle convex; apex of male anal segment oval inflated ( Fig. 1 C).... F. guttularis (Walker)

-. Tegmina with red, orange or black spots, sutural angle acute; apex of male anal segment not inflated ( Fig. 1 D).................................................................................................. F. stellaris (Walker)

5. Metatibia bearing six spines apically; tegmina with apical margin elongate convex, apical and sutural angles rounded ( Fig. 7 D)................................................................................. F. punctipennis (Distant)

-. Metatibia bearing seven spines apically; tegmina with apical margin convex or truncate, apical and sutural angles truncate or rounded............................................................................................. 6

6. Tegmina with apical margin elongate convex, apical angle rounded.............................................. 7

-. Tegmina with apical margin truncate, apical angle acute angled................................................. 9

7. A paired long lateral lobe positioned at the apical third of thecal flank ( Fig. 4 D)..................... F. orientala sp. nov.

-. A paired short lateral lobe or a paired long ridge positioned at thecal flank........................................ 8

8. Dorsolateral lobe of phallobase with two pairs of processes at apex, outer long and recurved, inner short ( Fig. 12 C); subapical lateral portion of theca with a long ridge ( Fig. 12 B)............................................. F. taiwana sp. nov.

-. Dorsolateral lobe of phallobase with two pairs of processes at apex, both pairs very short ( Fig. 6 E); theca with a paired small lateral lobe ( Fig. 6 F)...................................................................... F. pinga sp. nov.

9. Male anal tube not inflated and sinuate at apex ( Fig. 10 D); ventral lobe of phallobase with three processes ( Figs. 10 E, G).......................................................................................... F. sinuata sp. nov.

-. Male anal tube inflated and not sinuate at apex ( Fig. 14 E); ventral lobe of phallobase, with only one process ( Fig. 14 G).......................................................................................... F. truncata sp. nov.

Figures

FIGURE 4. Flata orientala sp. nov.; A. head and thorax, dorsal view; B. face; C. male genitalia, left lateral view; D. phallus, left lateral view; E. phallus, ventral view; F. theca, dorsal view; G. phallobase, dorsal view. (a: inner process of phallobase; b: outer process of phallobase; c: lateral emargination of phallobase; d: ventral lobe of phallobase; e: process of thecal flank; f: anterior process of theca; g: posterior process of theca)

FIGURE 6. Flata pinga sp. nov.; A. head and thorax, dorsal view; B. face; C. head and thorax, left lateral view; D. male genitalia, left lateral view; E. phallobase, left lateral view; F. theca, left lateral view; G. theca, dorsal view; H. phallobase, dorsal view. (a: dorsolateral lobe of phallobase; b: outer process of phallobase; c: inner process of phallobase; d: lateral emargination of phallobase; e: ventral lobe; f: process of thecal flank; g: anterior process of theca; h: posterior process of theca)

FIGURE 7. Flata punctipennis (Distant); A. head and thorax, dorsal view; B. face; C. head and thorax, left lateral view; D. tegmen.

FIGURE 10. Flata sinuata sp. nov.; A. head and thorax, dorsal view; B. face; C. head and thorax, left lateral view; D. male genitalia, left lateral view; E. ventral lobe of phallobase, ventral view; F. phallobase, dorsal view; G. phallobase, left lateral view; H. theca, left lateral view; I. theca, dorsal view. (a: dorsolateral lobe of phallobase; b: inner process of phallobase; c: outer process of phallobase; d: lateral emargination of phallobase; e: ventral lobe; f: process of thecal flank; g: anterior process of theca; h: posterior process of theca)

FIGURE 12. Flata taiwana sp. nov.; A. male genitalia, left lateral view; B. phallus, left lateral view; C. phallobase, left lateral view; D. ventral lobe of phallobase, ventral view; E. female genitalia, left lateral view; F. female genitalia, ventral view; G. right valvular III, inner surface; H. valvular II, left lateral view; I. left valvular I, left lateral view. (a: outer process of phallobase; b: inner process of phallobase; c: lateral emargination of phallobase; d: ventral lobe; e: ridge of thecal flank; f: ventral tooth of thecal margin; g: anterior process of theca; h: posterior process of theca; i: anal tube; j: abdominal segment VII; k: ventral apical portion of Valvulae III).

FIGURE 14. Flata truncata sp. nov.; A. head and thorax, dorsal view; B. face; C. head and thorax, left lateral view; D. tegmen; E. male genitalia, left lateral view; F. theca, left lateral view; G. phallobase, left lateral view; H. phallobase, dorsal view; I. theca, dorsal view; J. anal tube, dorsal view. (a: dorsolateral lobe of phallobase; b: inner process of phallobase; c: outer process of phallobase; d: lateral emargination of phallobase; e: ventral lobe; f: process of thecal flank; g: ventral teeth of thecal margin; h: anterior process of theca; i: posterior process of theca).

FIGURE 1. A. Flata coromandelica (Spinola), adult, after Melichar (1902); B. Flata ferrugata Fabricius, male genitalia, left lateral view; C. Flata guttularis (Walker), male genitalia, left lateral view, after Medler (1990); D. Flata stellaris (Walker), male genitalia, left lateral view, after Medler (2006). (a: obtuse projection; b: cephalad process of phallobase; c: hook-like process of phallobase; d: toothed process of theca; e: straight process of theca)