76 MARTIN JACOBY 



latter, surface regularly and distinctly punctate-striate, the punc- 

 tures slightly finer near the apex; interstices at the sides lon- 

 gitudinally costate ; legs and tarsi testaceous. 

 Sumatra, Mt. Singalang, July (0. Beccari). 



74. Oecliony clxis sumsiti-ana. , u. sj). 



Oblong , below ; legs abdomen and the upj)or side obscure 

 testaceous ; head and thorax inipunctate ; elytra finely punctured ; 

 a small spot at the shoulder, another at the middle of each 

 elytron as well as the scutellum black. 



Yar. elytra devoid of the central sj)ot. 



Length 3 lines. 



Head with a few deep punctures in front of the inner margin 

 of the t^yes , deeply transversely grooved between the latter ; 

 frontal tubercles sti-ongly raised, trigonate; antennae not exten- 

 ding further than the first third of the elytra, obscure testaceous, 

 the basal joint darker, third and fourth joints nearly equal in 

 length; thorax three times as broad as long, the sides strongly 

 rounded and provided with a broad and fiat margin , the base 

 with a broad and rather deep transverse depression ; anterior 

 margin strongly obliquely cut in front of the angles, the latter 

 produced in a short tooth; surface entirely impunctate; scutellum 

 black; elytra slightly widened posteriorly, not depressed below 

 the base closely and finely punctured , the interstices finely 

 wrinkled or rugose; at the shoulder a small piceous spot is seen, 

 another is placed at the middle , the suture is also extremely 

 narrowly margined with black ; underside piceous or black ; ab- 

 domen more or less, legs entirely testaceous; first joint of the 

 posterior tarsi slightly longei- tlian the following; claw joint 

 strongly swollen; j)rosternum with an elevated longitudinal ridge. 



Sumatra, Mt. Singalang, July (0, Beccari). 



Up to the present, no species belonging to this genus has 

 been described from the Malayan region, although one or two 

 are known from India; the present insect is a true Oedionychis 

 and shows all the structui-al characters of its South American 

 allies. 



