Longicornia Malayana. 583 



Genera. 



Third joint of the antennae 



longer than the fourth . Leontium, Thorns. 

 Third joint of the antennas not 



longer than the fourth . Chloridolum, Thorns. 



Chloridolum. 



Chloridolum, J. Thomson, Syst. Ceramb. p. 174; 

 Lacordaire, Gen. ix. 18. 



Caput antice sat latum et paulo productum, inter an- 

 tennas elevatum. Mandihulm modice elongatae. 

 OcuU leviter emarginati. Antennm {S) corpore duplo 

 vel fere triplo longiores, setaceae; scapo brevi, apice 

 spinoso ; articulo tertio quarto asquali, caeteris aequa- 

 libus, ultimo precedente longiori. Prothorax saepe 

 oblongus, lateraliter spinosus, supra postice inaequalis. 

 Elytra elongata, postice angustiora. Pedes elongati ; 

 femora fusiformia, postica saepissime linearia, in ^ 

 abdomen superantia, infra haud dentata ; tarsi pos- 

 tici elongati. Prosternum haud productum. Meso- 

 sternum antice declive. Abdomen in $ segmentis 

 sex. 



The characters differentiating this genus from Calli- 

 chroma are very slight, the shortness of the fourth joint 

 of the antennee compared to the third being the prin- 

 cipal ; nevertheless the genus seems to be a natural one, 

 in habit as well as in geographical distribution. 



§ Legs unicolorous, blackish or blueish, rarely with a 

 reddish tinge at the base of the femora. 



Chloridolum principale. 



' ? Callichroma orientalis, Guerin, Icon. Reg. An. Ins. 



p. 220. 



C. viride; prothorace medio fusco-tomentoso; scu- 

 tello fere equilateraliter triangulari. 



Hah. — Ceram. 



Green ; head finely punctured, an impunctate space be- 

 tween the upper lobes of the eyes; prothorax rather 



