AUSTRALIAN HTMENOPTEBA CHALCWOIBEA, IV.—GIBAULT. 249 



21. NEOMPHALOIDELLA OCTOGUTTATA new species. 



Ft male: — Length, 1.15 mm. Abdomen pointed, conic-ovate. Slender. 



Black with the usual sculpture, the wings hyaline, the scape, tibia?, tarsi and most of 

 first two pahs of femora, pale yellowish, the abdomen ventrad golden yellow except along 

 meson, above Idack with a golden yellow spot at base centrally; four smaller spots (wider 

 than long) on each side of meson (narrowly separated by a thin black median stripe but 

 the first pair obscurely so) and a rather broad cross-stripe a short distance before tip. golden 

 yellow; the four spots uniformly distributed between the basal spot and the distal 

 stripe. Panicle joints slender, over twice longer than wide, subequal, longer than the pedicel. 

 Club with a distinct terminal spine. Mandibles tridentate. Second two ring-joints very short. 

 Propodeum very short at meson, widening laterad. noncarinate but laterad with two oblique, 

 wedgeshaped impressions (wide-end cephalad) narrowly separated, the separating ridge having 

 the appearance of a true lateral carina; the minute, round spiracle is in the lateral of these two 

 impressions which do not extend quite to cephalic margin of propodeum. 



From one female caught in miscellaneous sweepings, May 11, 1914 (A. P. Dodd). 



Habitat: Murwillumbah, New South Wales. 



Type: No. Hy 2622, Queensland Museum, Brisbane, the specimen on a tag; head and 

 abdomen on a slide. 



GENUS TETRASTICH ELLA tumult. 1 ' 

 1. TETRASTICHELLA PALLIDIVENTRIS new species. 



Female: — Length. 0.75 nun. Slender. Postmarginal vein barely developed. 



Black, the wings hyaline, the head, antenna', abdomen and legs very pale yellow, the 

 abdomen with four very faint cross-stripes of dusky, the first and last rather far from their 

 respective ends of the region. Stigma! vein rather long, the marginal cilia of fore wing not 

 short, distinctly somewhat longer than usual (about one sixth of greatest wing width). Pro- 

 podeum with a distinct median carina, no true lateral carina), scaly; a loop-like carina directly 

 from spiracle. Funicle joints with sparse, very long, fine hairs, all long, '.'< twice longer than 

 wide, a little shorter than the short club, much longer than the pedicel, somewhat shorter than 1 

 or 2. Club with a long, distinct terminal spine. Mandibles tridentate. Abdomen longer than 

 the thorax. Pedicel a little longer than wide at apex. Second two ring-joints extremely short, 

 the first large, distinct. 



From one female caught in jungle. July 11, 1914. 



Habitat: Gordonvale (Cairns). Queensland. 



Type: No. Hy 2683, Queensland Museum, Brisbane, the specimen on a tag; head on a 

 slide. 



2. TETRASTICHELLA FASCIATELLA Girault. 



This is the correct new name proposed for Tetrastichus fasctatus (Girault) and not 

 as in antea, p. 238. 



3. TETRASTICHELLA FLAVELLA new species of Girault and A. P. Dodd. 



Female: — Length, 1.50 mm. 



Uniform honey yellow, the legs and antenna; eoncolorous; eyes and ocelli garnet. Wings 

 hyaline. Propodeum short. Pedicel distinctly longer than funicle 1 ; funicle joints subequal, 

 ail a little longer than wide; second club joint longer than first, fiist ring-joint not very small, 

 second and third minute. 



From one female caught on foliage of Eucalyptus, forest. October 6, 19b! (A.A.G.). 



Habitat: Gordonvale (Cairns), Queensland. 



Type: No. Hy 2624, Queensland Museum, Brisbane, the specimen on a tag; head on a 

 slide. 



1 See SyntomosphyreUa. 



