Falconius Bolivar, 1898

Deng, Weian, Zheng, Zhemin & Wei, Shizhen, 2009, A review of the genus Falconius Bolivar (Orthoptera: Tetrigoidea: Scelimeninae), Zootaxa 1976, pp. 63-68 : 64-65

Key t o the species of Falconius Bolivar, 1898

1. Posterior angles of lateral lobes of pronotum stickle-like, apice of spine curved forward ( Fig. 1 ).............................. 2

- Posterior angles of lateral lobes of pronotum apices spine transverse ( Fig. 2 ) .......................................................... 10

2. Width of vertex equal to width of one eye; with one rounded concavity before posterior angles of lateral lobes of pronotum ( Fig. 3 ) ................................................................................................. Falconius pseudoclavitarsis Günther

- Width of vertex wider than width of one eye; without rounded concavity before posterior angles of lateral lobes of pronotum ....................................................................................................................................................................... 3

3. Spine of posterior angles slightly curved forward; upper margin of pronotum slightly straight in profile ( Fig. 4 )....... ..................................................................................................................................... Falconius palawanicus Günther

- Spine of posterior angles distinctly curved forward; upper margin of pronotum compresso-elevated in the form of hump between shoulders ( Fig. 5 ) or undulated in profile ( Fig. 6 ) ................................................................................ 4

4. Upper margin of pronotum compresso-elevated in the form of hump between shoulders in profile........................... 5

- Upper margin of pronotum undulated, without compresso-elevated, not hump between shoulders in profile............ 6

5 Width of vertex 1.4 times the width of one eye; head not exserted above the pronotal surface; lower margins of mid- dle femur with two projections ( Fig. 7 ) ............................................................................... Falconius bedoti (Bolivar)

- Width of vertex 2 times the width of one eye; head distinctly exserted above the pronotal surface; lower margins of middle femur nearly straight ( Fig. 8 ) ............................................................................. Falconius clavitarsis (Bolivar)

6. Lower margins of middle femur nearly straight ........................................................................................................... 7

- Lower margins of middle femur undulated, with two projections ............................................................................... 8

7. Width of vertex 1.5 times the width of one eye; width of tegmina 1.5 times the width of middle femur; first segment of hind tarsi expanded ........................................................................................................... Falconius dubius Günther

- Width of vertex 2 times the width of one eye; width of tegmina twice the width of middle femur; first segment of hind tarsi not expanded ..................................................................................... Falconius guangxiensis Zheng et Jiang

Figures

FIGURE 1 – 12. 1: Pronotum of Falconius guangxiensis Zheng et Jiang, dorsal view; 2: Pronotum of Falconius annuliconus Liang, dorsal view; 3: Pronotum of Falconius pseudoclavitarsis Günther, dorsal view; 4: Pronotum of Falconius palawanicus Günther, lateral view; 5: Pronotum of Falconius bedoti (Bolivar), lateral view; 6: Pronotum of Falconius dubius Günther, lateral view; 7: Midfemur of Falconius bedoti (Bolivar), lateral view; 8: Midfemur of Falconius clavitarsis (Bolivar), lateral view; 9: Head of Falconius clavatus Bolivar, frontal view; 10: Head of Falconius undatifemura Zheng et Wang, frontal view; 11: Pronotum of Falconius inaequalis (Brunner von Wattenwyl); 12: Pronotum of Falconius deceptor Günther, lateral view.