148 SUPPLEMENT. 



ISCHNOPTERA SINENSIS. 



Mas. Lutea, glabra ; caput prolhoracem perpaullo superans ; palporum 

 articulus Xus piceus ; antenna nigrce ; prothorax maryine postico 

 utrinque subtruncato ; alee apice nigricantes, abdomen longe super- 

 antes ; alee posticce vitta discoidali nigricante. 



Male. Luteous, smooth, shining. Head extending very little beyond 

 the prothorax. Eyes tawny, small, wide apart, each including a black 

 streak. Palpi slender, filiform ; third joint piceous, much longer than the 

 second. Antennae black, a little longer than the body, luteous at the base. 

 Frothorax much broader than long, slightly truncated in front and on each 

 side of the hind border. Legs moderately long and stout ; femora with 

 short slender spines ; tibiae with long rather stout spines. Wings extend- 

 ing much beyond the abdomen, blackish at the tips, nearly alike in 

 structure. Hind wings with a blackish stripe in the disk. Length of the 

 body 6 lines; of the wings 16 lines. 



It is closely allied in structure to /. auslralis, but the latter is much 

 larger and has pale antennae. 



a. Hong Kong. Presented by J. C. Bowriug, Esq. 



ISCHNOPTEBA CONFERTA. 



Mas. Testacea, elliptica, subtiliter punctata ; caput prolhoracem paullo 

 superans, guttis quatuor posticis discoque antico nigris ; palpi supra 

 picei ; antenna; picece, submoniliformes ; prothorax nigricante punc- 



tatus, macula discoidali maxima nigra angulis anticis productis ; 

 femora selulosa ; alts anticce abdomen longe superantes, striga basali 



subcostali nigricante. 



Male. Testaceous, shining, elliptical, thickly and minutely punctured. 

 Head small, extending a little beyond the prothorax, four black dots on the 

 hind border of the vertex ; disk of the front and of the face black. Eyes 

 blackish, wide apart. Palpi mostly piceous above. Antenna? piceous, sub- 

 moniliform. Prothorax very much broader than long, with blackish 

 punctures; a very large rhomboidal black spot in the disk, its fore angles 

 elongated and acute; hind border slightly rounded. Legs short, stout ; 

 femora setulose; tibiae with long stout spines. Wings extending much 

 beyond the abdomen. Fore wings with a blackish streak along the medias- 

 tinal vein. Hind wings as long as the fore wings ; the pale lines along the 

 veins most distinctly marked. Length of the body 6 lines ; of the wings 

 15 lines. 



Chaii-li-bon, Siam. In Mr. Saunders' collection. 



ISCHNOPTERA? OBLIQUA. 



Mas. Albido-testacea, fusiformis, aspere punctata ; caput rufo-fulvum, 

 piceo fascia turn, caput paullo superans, margine antico albido-testaceo ; 

 oculi invicem remoli ; antennce testacece ; prothorax vittis duabus 

 nigris obliquis ; pedes breves, graciles ; alee anticce subcoriacece, 

 abdomen longe supcrantes, striga basali subcostali fusca ; alee pos- 

 ticce albido diaphance. 



