436 CATALOGUE OF 
thickly and minutely punctured, transversely and slightly striated on each 
side; a transverse smooth pale testaceous space in front; horns acute, very 
slightly curved backward, ferruginous except towards the base, longer than 
their breadth at the base. Scutellum attenuated, acute. Hind angles of 
the abdominal segments successively more elongated and acute, those of 
the apical segment forming two rather long spines. Legs testaceous. Fore 
wings thickly and minutely punctured; membrane eneous-brown. Length 
of the body 6 lines. 
The horns of the thorax are like those of EB. megaspila; the apical 
spines of the abdomen are longer. 
a. Amazon Region. From Mr. Bates’ collection. 
100. EDESSA XANTHOMELANA. 
Viridis, subtus testacea; caput pallide viridi testaceum; antenne rufe ; 
thorax aspere punctatus, antice testacec marginatus, cornubus nigris 
crassis subrotundatis postice viw recurvis basi pallidis latitudine 
basali perpaullo longioribus ; scutellum valde atlenuatum ; pectus et 
venter strigis transversis maculisque exterioribus pallide luteis ; spine 
apicales longiuscule ; pedes nigri; ale antice smaragdine. 
Dull green, black beneath. Head nearly smooth, pale greenish tes- 
taceous. Eyes livid. Antenne red; second joint a little longer than the 
third; fourth pale red, twice longer than the third. Thorax and scutellum 
vather roughly punctured. Thorax testaceous-bordered on each side in 
front; a smooth transverse dull testaceous space near the fore border. 
Horns thick, black except towards the base, hardly curved backward, 
slightly rounded at the tips, very little longer than their breadth at the 
base. Scutellum more thinly punctared than the thorax, much attenuated, 
very acute. Pectus and ventral segments with broad transverse pale 
luteous streaks and with exterior pale luteous spots on each side; hind 
angles of the segments successively more elongated and acute, those of the 
apical segment forming two rather long spines. Legs black. Fore wings 
emerald-green, very thickly and minutely punctured; membrane eneous- 
green. Length of the bedy 9 lines. 
The larger size, the great difference in colour, the shorter and stouter 
thoracic horns and the shorter abdominal spines distinguish it from 
E., sexdens. 
a. Amazon Region. From Mr. Bates’ collection. 
101. EDESSA BALTEATA. 
Pallide prasina ; caput subglabrum ; antenne fulve ; thorax et scutellum 
sat aspere punctata, hoc apicem versus subtiliter punctalum ; thorax 
fascia postica nigricante ochraceo marginata, cornubus subacutis 
postice subrecurvis latitudine basali non brevioribus ; scutellum luteo- 
viride, apicem versus subliliter punctatum; abdomen apicem versus 
quadrispinosum ; pedes testacet; ale antice rufescentes, viridescente 
plagiate. 
Pale grass-green. Head almost smooth. Eyes pale brownish. An- 
tenne tawny; second joint a little shorter than the third. Thorax and 
