undescrlhed Sj>ccies of CicixiVuho, 183 



slioitcst and almost fused, three elongate spots in front of 

 crnciforni elevation (tlie central one connected with the two 

 middle obconical spots), and an obli(iuo spot on each poste- 

 rior lateral area, black ; tympanal coverings ochracooiis, their 

 ]>ostei ior margins narrowly black ; abdomen above testaceous, 

 the segmental margins ochraceous, a series of central discal 

 transverse fasciiu and large lateral spots black; head 

 beneath, sternum, rostrum, legs, and oj)ercula ochraceous, 

 abdomen beneath brownish ochraceous; face with a lunato 

 spot at base and a lanceolate spofc at apex, a spot between 

 face and eyes, a central spot to clypeus, spots or streaks to 

 femora, bases and apices of tibia?, a|)ex of rostrum, and large 

 maculate sufl'usions to abdomen, black ; tegmina and wings 

 hyaline, somewhat talc-like, venation fuscous, in ])laces 

 ochraceous near base; tegmina with the costal membrane 

 ochraceous, transverse veins at bases of first, second, third, 

 and lilth apical areas infuscated, and small fuscous spots at 

 apices of longitudinal veins to apical areas; wings with 

 the outer margin and a basal streak to anal area fuscous ; 

 tympanal coverings circulai-, somewhat wide a|)art; oper- 

 cula short, oblique, not passing base of abdomen, their 

 inner angles not inwardly extending beyond the posterior 

 trochanters. 



Long., excl tegm., (J IG mm. ; exj). tegm. 50 mm. 



JIab. Philippines (Coll. Dist.). 



Allied to IJ. ni<jristii)ma, ^^'alk., from which it may be 

 separated by its smaller size and the following structural 

 characters : — 



Tympannl coverings suliqundrfingular, somewhat close 



toj-'otlitT J), vi'/n'sfii/wa. 



Tympanal cuverinjrs circular, somewhat wide apart. ... 1). cunsvhrmii. 



Oncotympana Mahoni, sp. n. 



<J . Head, pronolum, and mesonotum olivaceous green; 

 liead with very broad lateral areas to Iront and area of the ocelli 

 (from which an oblique line proceeds on each side to margins 

 of vertex) black ; pronotum with a very broad central angu- 

 latcd fascia, followed by a curved discal spot, an irregular 

 oblique fascia from behind eyes the fissures, and a transverse 

 spot on lateral margins black ; mesonotum with two central 

 obconical spots, followed by a large central lanceolate spot, a 

 broad irregular fascia near each lateral area, two rounded 

 spots in front of cruciform elevation, and a large central spot 

 to same, black ; abdomen above olivaceous green, thickly 

 covered with alternately black an 1 ochraceous .spoLs, the aiuil 



