272 MEMOIRS OF THE QUEENSLAND MUSEUM. 



5. ISOSOMA AUSTRALIENSIS Girault. Male. 



Length, 2.85 mm. 



Black, the antenna! and legs eoncolorous except most of eejihalic legs, which are 

 brownish and the knees, tips of tibioB and the tarsi of the others; wings hyaline, the venation 

 very pale, the stigmal and postmarginal veins about equal ; scape very short ; abdomen long- 

 and cylindrical, the third segment a little the longest, the whole suiface of the abdomen with 

 a very fine, scaly sculpture; propodeum with a median sulcus which has two longitudinal lines 

 of fovea; down it, rugose, the mesothorax uniformly opaque, finely scaly. Antennae 10-jointed 

 with one ring-joint, the club 2 jointed, the first funiele joint longest, longer than the scape, 

 the other four joints of the funiele each a little shorter than the one preceding; the whorls of 

 long hairs white. 



Hahitat: Kuranda. Queensland. Jungle, December IS, ]912. 



Tjipc: No. Hji 3i7G, Queensland Museum, Brisbane, the nmle :iii a tag, the head on a 

 slide. 



6. ISOSOMA WORDSWORTHI new species. 



Female: — Length, 2. GO mm. 



Black, the wings hyaline, the knees, tips of tibial and tarsi brownisli, also the scape, the 

 flagellum black. Venation pallid, the postmarginal vein somewhat shorter than the stigmal, 

 the latter very slightly shorter than the marginal. Hind tibial spurs unequal. Ring-joint 

 longer than wide; funiele 1 not elongate, somewhat 'longer than wide, somewhat longer than the 

 short pedicel; funieles 2 and .3 subequal, a little shorter than 1, 5 globular. Club solid, ovate, 

 longer than the two preceding joints united. Propleuruni with an oval lemon yellow spot 

 cephalad. Segment 3 of abdomen transverse-linear, shortest, a third the length of 4; other 

 segments subequal, all with a scaly sculpture except 2 and 3, this sculpture on the cephalic half 

 of each segment. Thorax densely scaly, the propodeum subrugulose, without a distinct median 

 channel or impression but one is indicated by a pair of separated, more or less obscure, median 

 carinje. A few shallow umbilieate punctures on axillfe and caiidal scutum and also on scutellum. 

 Parapsidal furrows ending laterad before the pronotum. Axilla? a little separated. 



Prom one female caught by sweeping secondary forest growth. May 23, 1914. 



Habitat: Gordonvale (Cairns), Queensland. 



Type: No. Hy327~. Queensland Museum. Brisbane, the specimen on a tag. 



Dedicated to William Wordsworth. 



Tribe RILEYINl. 



NEORILEYELLA new genus. 



Female: — Like Neorileya Ashmead but the parapsidal furrows complete, the axilla* 

 large, nearly meeting inwardly, the marginal vein long, over one and a half times longer than 

 the stigmal which is slightly longer than the postmarginal, the fore wings with a pattern. 

 The abdomen is compressed, subsessile. Scutellum w-ithout a transverse suture but with at 

 least more than the distal third dift'ereutiated. Otherwise the same. Hind tibia with two 

 unequal spurs. Stigmal vein curved. Abdomen above more or less depressed. 



1. NEORILEYELLA F ASCI ATA tmw species. Genotyjje. 



FeiiHile: — Length, 2 mm. 



Orange yellow, the proximal part of the scutellum lemon yellow; legs and antenna! 

 eoncolorous. Fore wing with a narrow black stripe across it at the bend of the submarginal 

 vein and distad with a large, conspicuous, rounded stigma-like spot from the base of the 

 stigmal vein and reaching nearly across the blade. Distal half of abdomen black, the antennal 



