308 CATALOGUE OF 



and hind femora wilh very minute spines. Wings pellucid, nearly twice 

 the length of the prothorax and the abdomen together; veins green. 

 Length of the body 18 lines; expansion of the fore wings 25 lines. 

 a. Brazil. Presented by J. P. G. Smith, Esq. 



23. CONOCEPHALUS ALIENUS. 



Mas. Viridis ; fasligium brevissimum, alhido marginatum, apice et 

 subtus basi rotundatum ; antenncB fulim ; pedes sat longi, tibiis 

 quatuor poslerioribus femnribusque spinulosis; alee anticce longce, 

 nigra subpunctata^ lympano recto diaphano ; alee posticce diaphana, 

 viridi venosce. 

 Male. Green. Head smooth ; cone very short, bordered with whitish 

 on each side and on the fore border, where it is rounded, its under side 

 rounded at the base; labrum and mandibles pale red(iish. Eyes black. 

 Antenna? tawny. Thorax minutely punctured. Abdomen testaceous- 

 green. Femora and libise, exceptinir the fuve tibise, wilh minute spines. 

 Fore win^s a little longer than the hind wings, wiih a few irregularly- 

 placed black points; tympanum of tiie right wing with a round pellucid 

 disk. Hind wings pellucid ; veins green. Length of the body 14 lines; 

 expansion of the fore wings 34 lines. 

 a. Guayaquil. Presented by Dr. Hooker. 



24. CoNOCEPHALUS VIRIDATOR. 



Mas. Viridis ; fastiginm brevissimum, albido marginatum, antice 

 latum, subtus nigra fasciatum et basi angulatum ; antennce picece, basi 

 pallida; ; pedes sat longi, tibiis quatuor posterioribus femoribusque 

 spinulosis; a la long a ; al(£ anticce tympana recto diaphano; alee 

 posticcB diaphance, viridi venosce. 



Male. Green. Head smooth ; cone very short, bordered with whitish 

 on each side and on the fore border, where it is broad, its under side with a 

 black band along the fore border and with an obtuse angle at the base ; 

 labrum and mandibles testaceous, the latter black towards the tips. Eyes 

 piceous. Antennae piceous, pale towards the ba>^e. Femora and tibiae, 

 except the fore femora, with minute spines as usual. Wings of equal 

 length, very much longer than the body. Fore wings with a pellucid tym- 

 panum on the right side. Hind wings pellucid ; veins green. Length of 

 the body 13 lines ; expansion of the fore wings 39 lines. 



The structure of theprosternum cannot be ascertained in the specimen 

 here described. 



a. Honduras. From Mr. Miller's collection. 



25. CoNOCEPHALUS ALLIGATUS. 



Mas. Teslaceus, gracilis; caput ct prothorax fuscescente tineata ; fasti- 

 gium breve, subtus nigricans, apice subtusque basi rotundatum, gutta 

 subtus albida elongata apicali ; prosternum bispinosum ; abdomen 

 vitla dorsali tenui fuxca, punctis lateralibns nigris ; pedes graciles, 

 tibiis quatuor posterioribus femoribusque spinulosis, femoribus tibiis- 

 que posticis sxibtus fuscis ; alee anticce longce, nigra punctatce ; alee 

 posiicce diaphance, albo venosce. 



