AUSTRALIAN HYMENOPTERA CHALCIDOIDEA, IV.— GIRAULT, 
221 
15, OOTETRASTICHUS SPECIOSUS new species. 
Female: — Length, 1.60 mm. 
Metallic aeneous green, the mouth, the legs except last two pairs of coxa), a stripe across 
base of abdomen broken by a small green triangle at immediate centre of base and a broad 
stripe down each side (lateral aspect) from base nearly to apex, golden or lemon yellow. Wings 
nyaline. First funiele joint nearly twice the length of the third. Scape and pedicel suffused 
with yellow'. 
Male: — Not known. 
Described from one female captured by sweeping in forest, July 9, 1913 (A. P. Dodd). 
Habitat: Nelson (Cairns), Queensland. 
Type: No. Hy 1709, Queensland Museum, the above specimen on a tag, the head on a 
elide. 
16. OOTETRASTICHUS PROSERPINENSIS new species. 
Female: — Length, 2 mm. Slender. 
Dark metallic aeneous green, the broad wings hyaline, the venation, legs (excepting hind 
coxa), the others not seen), head below the antenna) and the scape pale lemon yellow; funiele 
and club black (antenna) lost before examined under the microscope). A deep orange yellowush 
spot in centre of abdomen just out from base. Thorax densely sculptured as in T etrastiehus r 
the propodeum with a long median carina, densely polygonally punctate. Last tarsal joint 
black. Mandibles 4- dentate. 
Male: — Not known. 
Described from a single female captured on a window, November 4, 1912. 
Habitat: Proserpine, Queensland. 
Type: No. Hy 1800 , Queensland Museum, the above specimen on a slide. 
TABLE OF THE AUSTRALIAN SPECIES OF OOTETRASTICHUS PERKINS. 
Females. 
I. Wholly metallic dark green (excluding appendages). 
Legs except hind coxa), and the scape white; rest of antennae black; funiele 3 distinctly 
longer than the pedicel, funiele 1 longest, thrice longer than wide, not as long as 
the club. sublust r is Girault. 
IT. Metallic green or purple (excluding appendages), marked more or less w'ith yellow. 
Thorax entirely metallic. 
Abdomen wholly metallic. 
Wholly dark metallic green except the margins of the eyes; scape dusky; like 
sublusiris but the two club joints subequal, the funiele joints shorter and 
stouter, funiele 1 twice its width; pedicel subequal to funiele 3. 
lustris Girault. 
Abdomen marked more or less with yellow. 
Metallic green. 
Bright green, the abdomen very pale yellow, the centre from apex broadly 
blackish along the meson a little more than half w r ay to base and 
around base and along each side dorsad for the proximal fourth 
margined with black; pedicel as long as the first funiele joint. Legs 
pale, except hind coxa?. Faint cross-stripes on abdomen. Lower face 
yellow. viridithorax Girault.. 
