44 ACEYDIIN^E. 



10 (11) Body and legs setose Hakcockia, g. n., p. 46. 



11 (10) Bod}' and legs bare Apterotettix, Hanc, 



12 (9) Lateral lobes with -wing-like ex- [p. 47. 



pansions EuRYMORPHOPT.TS,Hanc., 



[p. 48. 



Genus SYSTOLEDERUS, Bol. 



Systolederus, Bolivar, Ann. Soc. Ent. Belg. xxxi, 1887, pp. 185, 194, 

 234 ; Hancock, Spol. Zeyl. ii, 1904, pp. 108, 136 ; id., Gen. Ins., 

 Orth. Tetrig. 1906, pp. 30, 33. 



Type, Systolederus Jiaani, Bol., from the Philippines. 



Range. Oriental liegiou, Celebes. 



Head considerably higher than the pronotum ; eyes large, 

 closely approximating above, and higher than the vertex ; antennae 

 slender, placed below the level of the eyes ; frontal carina slightly 

 projecting between them ; face sinuous; palpi filiform. Pronotum 

 flattened above, acuminate behind, extending considerably beyond 

 the hind femora ; median carina indistinct, except in front. 

 Tegniina oval ; wings as long as the pronotum. Pour front legs 

 simple ; hind tibise spiuose, terminal spines small ; first and third 

 joints of tarsi of nearly equal length. 



Ke?/ to the Species. 



1 (2) First two pulvilli of the first joint of the 



hind tarsi of equal length, the third 



longer cinereus, Brunn., p. 44. 



2 (1) All three pulvilli of equal length. 



3 (4) Process of pronotum produced consider- 



ably beyond tiie hind femora yreeni. Bob, p. 45. 



4 (3) Process not or scarcely reaching apex of 



hind femora anomalus^ Hanc, p. 40. 



39. Systolederus cinereus, Brunn. 



Systolederus cinereus, Brunner, Ann. Mus. Geneva, xxxiii, 1893, 

 p. 105. 



5 . Uniform ash}' gi'ey. Vertex very narrow ; eyes moderately 

 prominent; antennae inserted before the eyes. Pronotum very 



Pig. 41. — Systolederus cinereus. 



smooth and flat, the median carina inconspicuous, very straight, 

 the marginal cariuulaj short in front, the deflexed lobes acuminate, 



