212 UEMOim OF THE QUEENSLAND HI USE DM. 



Fore wings hyaline but with a distint-t fuscous or .smoky loop muving from the base of the 

 marginal vein eonvexly to the stigmal vein and when curx my uji to the latter suffusing 

 indistinctly across to the costal margin in the form of a branch. Legs and tegul® fuscous; 

 also the scape. Postmarginal vein very long, nearly as long as the marginal. Antennal club 

 solid, long, acuminately truncate from one side, the first funicle .ioint narrower than the 

 others, the second longest but not as long by far as the long pedicel, which is subequal to the 

 club; no real ring-joint, eleven joints. Eyes, head and thorax pilose. Posterior tarsi white, 

 tlieir tibiic whitish at tips. 



lldhiUii: Hobart, Tasmania. Reared from wood. 



T./pc: Xo. /. 125S, South Australian Museum. A tag and a slide 



2. PLATYGERRHUS ANNULICORNIS Oirault. Female. 

 Length, 5.20 mm. 



Dark metallic green and punctate, tlie wings hyaline, the coxa; concolorous except at 

 tijis, tlie legs brownish yellow; antenna^ black, just before tip encii'cled by a broad ring of 

 yellowish white (distal three funicle joints) ; stigmal vein shorter than usual. Second funicle 

 joint nearly as long as the pedicel, the club oval ; all funicle joints longer tlian wide. 



Hahitat: Hobart, Tasmania. Keared from wood. 



Type: No. /. 1253, South Aus.'raliaii Museum. Tag and slide. 



3. PLATYGERRHUS TASMANIENSIS Giraulf. Female. 

 Length, '■'> mm. 



The same as aiistrtiln iisis hut smaller and tlie fore wings in addition to bearing the 

 same pattern also have their tips fuscous and the backward branch of the loop is more distinct. 

 Moreover, in this species the second funicle joint is shorter and also the pedicel in relation 

 to the club. 



lluhdiit : Hobart. Tasmania. Keared troni wood. 



Tjipi-: No. I.1J'>4, South Australian Museum. Iwo tVnmles on pins and a slide. 



4. PLATYGERRHUS FULVIVENTRIS new species. 



Etinuh : — Length. M mm. .VlidoniciL long and conical, twice the length of tlu' thorax 

 or nearly, tlu' ovi]iositor not extruded. I'cplialir femur edentate and only nuiderately enlargedv 

 as with mv other Australian s]iecifs. .Mso. the scutcllum is sim]ile. as with the others. (_'lub 

 solid. Scajie slender. 



Dark a'ueous green, the wings hyaline, the venation pale brown, also the abdomen,, 

 the latter \iashed lightly over w .tli Mii'l;illir greenisli. Ovipositor valves and antenna? black. 

 Legs c(mcolorous with abdonnui, the e.-indal and middle tibim and all tarsi lemon yellow- 

 Vertex retieulate. Scrobes deeji. (orniing a triangle. Thorax densely, shallowly scaly- 

 ]iunctate. Axilla; a little advanced. Segment 'J of alidomen longer than .3, incised at mesjn 

 of caudal margin, not especially lengthened. l'r(i|iodeum glabrous, shorter at meson, there 

 with a distinct carina; no lateral carina' but a line of ]iunctures runs along both cephalic 

 and caudal margins. Mandibles tridentate, the third tooth barely formed. I'edicel distinctly 

 longer than any of the funicle joints, nearly twice longer than wide at apex; funicle 1 longer' 

 than wide, narrower than the rest. L' slightly longer than 1, slightly longer than wide; 'i-o 

 longest, subequal, somewhat longer than wide; (is subequal, each a little shiuter than 5. 

 Clny) as long as the preceding three joints taken together. Legs slender. Proxinuil joint of 

 caudal tarsus long and slender, the tibial spurs distinct but not stout. I'arapsidal furrows 

 deep; pronotum transverse, not very distinctly separated. Stigmal vein moderately short., 

 the postmarginal two and a half tinus longer than it, smnewhat shorter than the nuirginal. 



