16 



MR. K. J, TILLYARD : LIFE-HISTOEIEB AND 



AusTROPETALiA PATRICIA, Tillyard. (Fig. 4; and Plate 4. fig. 1.) 



Petalia apollo ( ? ), Tillyard, Proc. Linn. Soc. N.S.W. xxxi. 1906, p. 722. 



Pliyllopetalia patricia ( ? ), Tillyard, ibid, xxxiv. 1909, p. 698 ; plate 5.5. 

 figs, of larval exiivi;?, labium^ and ? imago. 



cJ . lotal length 64, abdomen f)0, fore-wing 36, hind-iving 34 mm. 



Wings (PI. 4. fig. 1) much narrower than in ?, the ruby wing-spots 

 much smaller; basal spot forming a mark about 3 mm. long in subcostal 

 space, reaching just beyond first antenodal ; mid-spot between base and nodus 

 small and round ; about 4 mm. distally from this a tiny round subcostal spot 

 (absent in two other m.ales) on fore-wings only; nodal spot lying distally from 

 nodus, which it borders, nearly 2 mm. squarish ; spot between nodus and 

 pterostigma 1 mm., suboval, bordering the radius beneath ; spot beneath 

 pterostigma 1*5 mm., lying below proximal half : end-spot 2*5 mm., flat, 

 irregular. Nodal Indicator 11 ■^|l}o ^9-10 1' Pterostigma, fore 2'8, hind 3*4 mm., 

 narrow, dark semi-transparent ruby-red between black nervules. Anal 

 triangle three-celled, anal angle very prominent. 



Fig. 4. — Ventral view of second segment of Austropeialia patricia ; sp.a.l., spines of 

 anterior lamina ; aJuan., anterior hamulus ; fos., genital fossa ; p.ham., posterior 

 hamulus: aur., auricle; sh.p., sheath of penis; ft., tergal fold; j}., penis; /.p., 

 filament of penis ; c.s., carina sterni. 



Head. — Eyes dark brown ; occiput black, fringed with dark grey hairs ; 

 vertex black, small ; front high, wide, dark brown, with a paler area along 

 the transverse ridge ; clypous wide, dark brown with a transverse band of 

 yellow ; labrum blackish ; labium dull brown, downy ; a yellow rim under eyes. 



Thorax. — Prothorax small, dark brown. Meso- and metatliorax dark 

 brown, with a pair of narrow dorsal yellowish-green stripes slightly inclined 

 backwards and two rather similar pairs of lateral stripes. Legs short, black. 



