78 MEMOIRS OF THE QUEENSLAND MUSEUM. 
EUSEMIONELLA new genus. 
See table of genera. Scutellum with a tuft of black hairs at apex; the head is longer 
than wide, the eyes convergent above, face not noticeably inflexed, the scrobes short, incomplete; 
head without large punctures. Marginal vein long, over a third the length of the submarginal, 
over twice the length of the moderate stigmal which is nearly twice the length of the short 
postmarginal. Oblique hairless line present. Mandibles with three short, subequal teeth. One 
hind tibial spur. Antenne 11-jointed, slender, the distal funicle joints a little wider than 
long; funicle partly white. 
1, EUSEMIONELLA CRISTATA new species. Female. Genotype. 
Length, 1 mm. 
Orange yellow, the legs pallid, the hind legs yellowish; scape dusky yellowish, the 
pedicel and first four funicle joints white, fifth funicle joint whitish at base, rest of antenneze 
black. Abdomen silvery white at proximal third, the rest purplish, conic-ovate, short. Thorax 
densely shagreened, the scutum subhispid and with obscure thimble punctures. Fore wings with 
a distinct black spot at the base of the marginal vein, the ciliation denser and coarser over the 
spot; also with a large, suboval, brownish black area filling center of blade nearly to each 
margin and about midway between apex of blade and apex of venation. 
Habitat: Gordonvale (Cairns), Queensland. Jungle, June 5, 1913. 
Tupe: No. Hy 2974, Queensland Museum, Brisbane, the specimen on a slide. 
GENUS OOENCYRTUS Ashmead. 
1, OOENCYRTUS METALLICUS Girault. Female. 
Length, 1.10 mm. 
Short, compact. Metallic purple with greenish tinges, the scutum with conspicuous 
thimble punctures and very finely densely polygonally scaly, the scutellum and face similarly 
sculptured; vertex and head densely reticulated, the former without thimble punctures. 
Pronotum very short but wide. Lateral ocelli not quite touching the eyes. Eyes at vertex 
margined obscurely with ochreous. Venation smoky brown, the fore wings subhyaline but 
near the middle with a large subhemispherical chocolate brown cloud extending from margin 
to margin from the marginal vein, its apex much distad of the end of the stigmal vein and 
caudad before reaching the caudal margin interrupted by a clear line projected into it; its 
proximal margin is nearly confluent with the oblique hairless line. Marginal vein punctiform, 
the postmarginal developed, half the length of the stigmal. Marginal cilia of fore wing 
extremely short, the discal very dense and fine, Sides of thorax sometimes yellowish. Axille 
meeting in an acute point, the scutellum diamond-shaped, caudad with two of the sides 
forming a hemisphere. Legs yellowish, washed with dusky. Abdomen very short, subtriangular, 
wider than long. Antenne yellowish white with the distal funicle joints blackish and the 
scape and pedicel washed with the same color; club not enlarged, the flagellum slightly enlarging 
distad, the pedicel as long as the combined lengths of the first two funicle joints, the distal 
two joints longest and widest of funicle, not much longer than wide. Antenne 11-jointed, no 
ring-joint, 
Habitat: Roma, Queensland. Eggs of Tara tephrosis, October 6, 1911. 
Types: No. Hy 2975, Queensland Museum, Brisbane, three females on a slide. 
A single specimen to a host. 
2. OOENCYRTUS BICOLOR new species. 
Female :—Length, 0.50 mm. Small; valves of ovipositor a little extruded. 
Dark metallic blue, the abdomen coppery; sides and venter of thorax and abdomen 
orange yellow; legs pale, washed with dusky; the antennw whitish, the scape a little dusky, 
the pedicel and funicle 6 blackish. Head orange yellow, the face golden yellow. Fore wings 
