fiV n. J. TlLLVARD. 415 



type-form, pruinescence spreads from 2 downwards to 7, and is 

 grey]. The six females examined, all taken in October, are similar 

 to type-form, but with more rounded wings; segment 9 shows 

 slight pruinescence. Pterostigma of both sexes shorter (1 mm.), 

 and thicker than in type-form. 



Types: Queensland Museum and Coll. Tillyard 



3. AuGiOLESTKs AUREUS Tillyard. 

 Tillyard, These Proceedings, 190(), xxxi., p. 178. 



(J.Ap p end age s : superior l'5mm., black, forcipate; in pro- 

 file slightly waved, and carrying a very small spine underneath, 

 one-third from apex; inferior very short, thick, flat( Plate xlv., 

 figs.l, 2). 



Hah. — Kuranda, N. Queensland. Veiy rare. 



Types: $(^.Co\\. Tillyard. 



4. Argiolesti s minimus Tillyard. 



Tillyard, These Proceedings, 1907, xxxii., p.735. 



(J.App en d age s : stiperior 1 mm., black, forcipate, slender; 

 no sjnne on the inner margin, but a small curved lobe about one- 

 third from apex, having a slight notch or angle in it. (I regret 

 that this was originally described as "a small spine on the inner 

 margin " owing to the type-specimen having one lobe torn, and a 

 remnant left which appeared like a small spine); in profile, nearly 

 straight, blunt; outer margin, viewed dorsally, furnished with 

 some tiny spines, and four on the apical half, somewdiat more 

 conspicuous; inferior 0-2.5 mm., curved and pointed(Plate xlv., 

 figs.3, 4). 



5. Akgiolkstes amabilis Foerster. 



Ann. Soc. Ent. de Belgique, xliii., 1899, p. 71 (description of a 

 unique 9 from New South Wales). 



^. Total length 42, abdomen 33, foretving 27, hindtving 27 mm. 



Wings hyaline, all four of same length, making the forewing 

 expanse less than that of the hind wing, both when folded and 

 outspread; postnodals 20-22, pterostigma I "2 mm., very thick, jet 

 black. Head : vertex black; central ocellus transparent; a tiny 

 orange spot bordering each eye above; front, clypeus and lahrura 



