422 DESCRIPTIONS OF ArSTRALIAN MICRO-LEPIDOPTEEA, 



10a. Basal joint of posterior tarsi excessively 



long, stout .,. 18. Leistarcha. 



10b. Basal joint of posterior tarsi moderate, 



slender. 

 11a. Abdomen broadly dilated and rather 



flattened ... ... ... 10. Euryplaca. 



lib. Abdomen moderate ... ... ... 8. Heliocausta. 



8b. Basal joint of antennaB with strong 



pecten. 

 9a. Head densely tufted, hairs projecting 



between antennae ... ... ... 38. Eriodyta. 



9b. Head with loosely rough or appressed 



hairs, rarely projecting. 

 10a. Upper fork of vein 1 of forewings 



partially obsolete ... ... ... 56. Oxythecta. 



10b. Upper fork of vein 1 of forewings 



distinct. 

 11a. Hindwings ovate-lanceolate, pointed, 



cilia exceeding 1. 

 12a. Hindwings acute ... ... ... 60. Machaeritis. 



12b. Hindwings obtusely-pointed ... ... 59. Haplodyta. 



lib. Hindwings elongate-ovate, cilia less than 1 

 12a. Second joint of palpi exceeding base of 



antennae. 

 13a. Antennae of male biciliated with tufts (2) 34. Antidica. 

 13b. Antennae of male evenly ciliated (1-li). 

 14a. Middle tibiae much thickened with rough 



hairs ... ... ... ... ... 36. Leistomorpha. 



14b. Middle tibiae smoothly scaled. 



15a. Second joint of palpi very long ... 40. Philonympha. 



15b. Second joint of palpi moderate ... 35. Philobota. 



12b. Second joint of palpi not exceeding 



base of antennae. 

 13a. Veins3and4of forewings short-stalked 55. Heterozyga. 



