153 



spot. Tibial spur with about 30 minute spines ; first segmenc of 

 hind tarsi longer than the other two. 



Length 3 mill 



Hab. Queensland, Brisbane (June, No. 2264 in part.). 



I have seen only one female. 



This species is apparently a Ddl'hacodcs. 



3. parysatis sp, no v. 

 PI. X. figs, lo-ii. 



Allied to the last, but the legs, &c., are testaceous, and the 

 pleura are not noticeably marked or spotted. Head dorsally 

 scarcely as long as broad. Tronotal keels as in tliycstcs. Tibiae 

 and tarsi as in ordovix. 



Loui^-iinngcd form: tegmina h\ aline tinged with yellow, apical 

 veins i'nfuscate and a small dark lanceolate spot near the apex 

 of the clavus. Scutellum about two and a half times as long as 

 the pronotum which is obtuse-angularly emarginate. 



Slwrf-iciiii^cd form: allied to that of ordovix but the legs &c., 

 are testaceous, and the i)leura are not noticeably spotted or 

 marked. Pronotum about as long as scutellum. 



Length (Macr.) 4'|, (brach.) 3^ mill. 



Hab. Queensland. Cairns (Aug.). 



Only females, unfortunately, of this species which is more or 

 less a Dclphacodcs. 



4. ostorius sp. nov. 

 PI. X\'l, figs. TO-It. 



Head dorsallv longer than broad. Wn'tex with a keel down 

 the middle. Scutellum about twice as long as pronotum. Tibial 

 spur with about 23 spines, hind tarsi as in the last. 



Long-%viii<^cd male: Dark fuscous or blacki-^h brown, with pale 

 keels le.^s etc. Tegmina dark fuscous, subhyaline, immaculate, 

 with 7 apical cells, the third apical vein being also forked, veins 

 very feeblv granulate. 



Sliorf-zvinc^cd female : Similar in appearance to D. tliyesfes, but 

 the frons is^long and narrow, slightly and gradually narrowing 

 basally. Lateral keels of pronotum not curved under the eyes, 

 but reaching posterior margin of pronotum. Tegmina imma- 

 culate, apicallv broadly rounded, reaching to about one-half of 



