174 CATALOGUE OF 



angular. Fore wings subfalcate, with an interior slender slightly 

 and irregularly curved line ; exterior line straight. Hind wings 

 with the exterior Hue slightly curved. Length of the body 7 lines ; 

 of the wings 20 lines. 



a. North America. From Mr. Dyson's collection. 



South America. 

 6. Tetracis communata. 



Mas. Pallidissime ochraceo-flava ; alee subconspersce, puncto dis- 

 cali nigro distincto, linea exteriore fusca ; anticce linea ex- 

 teriore lata bene determinata ; posticce linea exteriore tenui 

 pallidiore postice obsoleta. 



Tetracis communata, Guen. PhaL i. J 41, 223. 

 Brazil. 



Australia. 



7. Tetracis Cachexiata. 



Fcem. Sulphureo-alba ; alee anticce linea exteriore recta obliqua 

 tenui obscuriore apice obsoleta, puncto discali supra obsoleto 

 subtus vix conspicuo, margine exteriore angulato ; posticce 

 margine exteriore vix angulato, 



Tetracis Cachexiata, Guen. PhaL i. 140, 227. 



Australia. 



Genus 30. ONYCODES. 



Corpus vix robustum. Proboscis valida. Palpi brevissirni, 

 gracillimi, disjuncti. Thorax angustus. Tibiae non incrassatae ; 

 calcaria brevia, spinis terrainata. Alae amplae, rude slrigatae, lineis 

 nullis distinctis, fimbria brevi; anticae subfalcatae, costa subconcava, 

 angnlo interiore rotundato ; posticae trigonae, margine exteriore 

 valde rotundato. Mas. — Antennae longae, pectinatae, ramis longis 

 contiguis decumbentibus. Fcem. — Antennae dentibus pubescenti- 

 bus. Abdomen postice turaidum. 



Onycodes, Guen. PhaL i. 142. 



Body hardly stout. Proboscis robust. Palpi very short, very 

 slender, apart from each other. Thorax narrow. Tibiae not in- 

 crassated ; spurs short, terminated by a spine. Wings ample, 





