INTRODUCTION 
14 
The application of the following Key Avill place any Australian butterfly in 
family. 
Key to the Families of the Australian Butterflies. 
A. Antennae close together at base: hind tibiae with terminal j^air of spurs only: 
forewing with one or more veins stalked with vein 7 beyond cell. 
a. Precostal spur of hindwing present. 
a^. Front jDair of legs impei’feet in both sexes. 
Front pair of legs imperfect in male only. 
c^. Front pair of legs perfect in both sexes. 
a-. Precostal cell of hindwing present: vein lb of hindwing absent. 
h“. Precostal cell of hiiKhving absent: vein lb of liindAving present. 
b. Precostal spur of hindwing absent. 
B. Antennae wide apart at base: hind tibiae usually with medial as well as terminal 
I^air of spurs: forewing with all veins from base or from cell, none stalked 
with vein 7 beyond cell. 
its own particular 
NYJl/P/riLZPiE. 
^^EMEOBWAE. 
PAPlLlOmDAE. 
PIERIDAE. 
LYGAEEIDAE. 
HESPERWAE. 
