182 



Opogona basilissa, Turn. 



Best distinguished from O. protodoxa by the shape of the basal costal 

 streak. In basilissa it is broadest at or beyond its middle, in protodoxa broadest 

 at its base. 



Queensland: Mount Tambourine, National Park (2,500 to 3,000 feetj. 



Opogona orthotis, Meyr. 



This species is also variable. The thorax may be wholly yellow and the 

 basal costal streak of f orewings absent ; intermediate examples between this 

 and the typical form occur. 



North Queensland: Cairns, Innisf ail ; Queensland: Nambour, Brisbane; 

 Western Australia : Carnarvon. 



Opogona papayae, n. sp. 



d , 12 mm. Head fuscous ; fillet and face glossy grey-whitish. Labial 

 palpi fuscous, internal surface whitish. Antennae pale ochreous ; basal joint 

 fuscous. Thorax and abdomen fuscous, the latter whitish beneath. Legs 

 pale fuscous. Forewings yellow ; base of costa fuscous ; a fine, blackish, 

 irregular, transverse line from § costa to § dorsum ; immediately beyond this is 

 a metallic line with bluish and purple reflections ; disc posterior to this brownish- 

 fuscous, with a few metallic scales, and a yellow, costal, subapical spot ; cilia 

 brownish. Hindwings lanceolate ; brownish ; cilia brownish. 



Northern Territory : Darwin, in August, one specimen received from Mr. G. 

 F. Hill with the note, "From Papaw stem, pupated 17-7-4, emerged 4-8-14." 



Opogona crypsipyra, n. sp. 



Kpv\f/LTrvpo<;, with hidden fire. 



9, 12 mm. Head, crown, and fillet fuscous; face whitish. Labial palpi 

 fuscous. Antennae pale ochreous; basal joint fuscous. Thorax pale yellow, 

 anterior margin broadly fuscous. Abdomen brownish-grey. Legs ochreous- 

 whitish ; anterior pair fuscous. Forewings pale yellow ; a broad streak on 

 basal -5- of costa, terminating abruptly ; apical area brownish-fuscous beyond an 

 irregularly dentate, fine, blackish line from beyond midcosta to before tornus ; 

 the edge and part of the centre of this area shows brassy and violet reflections 

 in oblique illumination ; cilia brownish. Hindwings lanceolate ; grey ; cilia grey. 

 Northern Territory : Darwin, one specimen from Mr. G. F. Hill with the 

 note, "Destroys bark of Papaw plants." 



Opogona flabilis, n. sp. 



flab His, airy. 



d , 9 , 8-9 mm. Head and thorax whitish-brown ; face whitish. Palpi 

 whitish, second joint with an apical fuscous dot on external surface. Antennae 

 whitish-brown with two fuscous rings near base. Abdomen grey. Legs 

 whitish ; anterior pair brownish tinged. Forewings rather narrow, costa gently 

 arched ; whitish-brown sparsely irrorated with fuscous-brown, more so towards 

 base, middle of costa, and apex; cilia whitish-brown. Hindwings lanceolate; 

 grey ; cilia grey. 



North Queensland : Atherton, in June, two specimens. 



Gen. Pycnobela, nov. 

 TTUKi'OyiSeAos, with thick weapons (palpi). 



Head and face smooth with raised rounded fillet between antennae. Labial 

 palpi long, recurved, diverging; terminal joint dilated, obtuse, laterally 



