new Oriental Ilomoptera. 1S3 



tlie tliird segment, their apices as in P.aafurata are narrowed, 

 anaulated and sliglitlj directed outwardly. 



Long., excl. tef];m., 40 mm. ; exp. tegm. 103 mm. 



Uab. "N. India" (Biit. Mas.). 



Platylomia insignis, sp. n. 



In colour and markings scarcely separable from P. snturata, 

 Walk., but differing altogether in the structure of the 

 opercula, which reach the penultimate abdominal segment, 

 but have not their apices narrowed and angulated as in 

 Walker's species, but somewhat broadly convexly rounded, 

 they are narrowed at base and strongly concavely sinuate 

 before middle of the lateral margins; the abdomen is dis- 

 tinctly shorter and broader, and the tegmina less arched on 

 costal margin. 



Long., excl. tegm., 36 mm. ; cxp. tegm. 109 mm. 



JIab. Bhutan (Brit. ]\Ius.). 



Terpywsia jenJiinsi, sp. n. 



Bod}' above brownish ochraceou?, somewhat thickly and 

 irregularly marked with black ; head with the front trans- 

 versely blackly striate and with two angulate black spots at 

 base, vertex with the area of the ocelli, broad inner margins 

 to eyes, and irregular discal spots black ; pronotum with the 

 margins of an irregular central fascia, the fissures, lateral 

 margins, and some scattered spots black ; mesonotum with 

 a large central macular patch, a sublateral fascia and some 

 lateral spots, some smaller spots on anterior margin, and the 

 space between the anterior angles of the basal cruciform 

 elevation black ; abdomen above irregularly and mostly 

 transversely marked with black ; body beneath and legs dull 

 pale ochraceous; between face and eyes a black transverse 

 spot, face distinctl}' blackly striate ; apex of rostrum, shadings 

 to anterior and intermediate femora, apices of tibite and tarsi, 

 black ; abdominal segments beneath transversely and macu- 

 lately shaded with fuscous brown ; tegmina and wings 

 hyaline, the first with the venation shaded here and there 

 with black, two transverse linear spots before apex, the apex 

 of the second ulnar area, and small indistinct spots near the 

 apices of the longitudinal veins to apical areas, black or 

 blackish ; tympanal coverings only a little shorter, but con- 

 siderably narrower, than tympanal orifices; opercula in male 

 not extending beyond base of abdomen, their lateral margins 

 sinuate, their apices transversely rounded ; rostrum reaching 

 the posterior coxaj ; wings with six apical areas. 



13* 



