PIIYTOPIIAGA FROM SUMATRA 469 



antennae , palpi incrassate , fulvous , antennae extending to the 

 middle of the elytra, black, the lower three joints fulvous, 

 the first and third, the longest, equal, terminal joints shorter, 

 slightly thickened, })ubescent, thorax nearly three times broader 

 than long, the sides rounded at the middle, the anterior angles 

 in shape of small tubercles placed a little below the anterior 

 margin, post-n-ior margin, sinuate at tlie middle, the surface 

 broadly but shallowy depressed at each side , closel\ covered 

 with short pubescence, oljscuring any punctuation, fulvous, scu- 

 tellum not longer than broad, its apex truncate, the surface fi- 

 nely pubescent, elytra distinctly and very closely punctured, 

 slightly rugose , clothed with short fulvous pubescence , their 

 epipleurae broad, continued to the apex, legs rather robust, the 

 posterior femora rather thickened , tiljiae unarmed , not sidcate, 

 the first joint of the posterior tarsi as long as the following two 

 joints together, claws bifid, prosternum narrow, but distinct, 

 anterior coxal cavities open. 



Hah. Si-Ram bé. 



1 have for the present included this species in Alysa from 

 which it only differs in the structure of the head, which is pe- 

 culiar for a (ialerucide, although not unique {Coelocrania) in 

 Attjsa the frontal tubercles, clypeus etc. are well separated and 

 distinct and do not form one piece as is the case here. The in- 

 sect is of an entirel\ fulvous and opaque colour with the excep- 

 tion of the antennae. 



1^0. Atysa dimidiatipennis, n. sp. — Black, the head and thorax 

 fulvous, finely granulate and pubescent, elytra sculptured like 

 the thorax, the anterior half fuhous, the rest black, opaque. 



Length 3 lines. 



Elongate, slightly widened posteriorly, head broad, finely ru- 

 gose and pubescent with a narrow central groove, frontal tuber- 

 cles trigonate, smooth, shining, divided by a deep groove, clypeus 

 in shape of a highly raised transverse narrow ridge, deflexed 

 anteriorly, lal^rum fulvous, antennae black, pubescent, the second 

 joint small , the third and fourth equal , dilated and robust as 

 well as the fourth joint , which is slightly smaller, all the other 



