BY E. MEYRICK. 517 



middle and posterior tarsi elongate, much longer than tibiaj. 

 Forewings with vein 1 furcate, 7 to apex, 1 1 from ^. Hindwings 

 1, elongate-ovate, cilia 1 ; veins 5 and 6 somewhat approximated 

 at base. 



A curious and distinct genus, perhaps a development of 

 Mesoj)herna. 



55. Acr. mylitis, n.sp. 



(J. 13-15 mm. Head white. Palpi white, second joint externally 

 pale ochreous except apex. Antennae whitish-ochreous. Thorax 

 white, patagia pale shining ochreous. Abdomen grey. Legs 

 grey-whitish, anterior pair dark grey. Forewings elongate, costa 

 moderately arched, apex roundpointed, hindmargin very obliquely 

 rounded ; bronzy-ochreous, densely and sufFusedly irrorated with 

 white ; the absence of iri'oration forms a slender dark fascia from 

 costa beyond middle to anal angle, and several dark strigulse on 

 postei-ior half of costa, and towards anal angle : cilia grey-whitish, 

 basal half obscurely barred with greyish-ochreous. Hindwings 

 and cilia grey. 



Geraldton, West Australia ; in November, seven specimens. 



10. Iphierga, n.g. 



Head densely rough-haired ; ocelli present ; tongue absent. 

 Antennae |, in (J strongly bipectinated, basal joint without pecten. 

 Labial palpi moderately long, curved, ascending, second joint with 

 dense projecting scales beneath, sometimes forming a long tuft in 

 front, terminal joint moderate, rather thick, somewhat pointed. 

 Maxillary palpi absent. Posterior tibiae clothed with appressed 

 scales. Forewings with vein 1 furcate, 4 sometimes absent, 7 

 absent, 11 from before middle. Hindwings 1, elongate-ovate, 

 cilia ? ; vein 4 absent, transverse vein absent between 6 and 7. 



A distinctly charactei'ised genus, confined to Australia ; it is 

 nearly related to Ardiosteres. 



1. Palpi strongly tufted 57. ^:>e»z<zi^ias. 



Palpi slightly tufted 2. 



