* 



able works in English for the benefit of the numerous ento- 

 mologists in England and other English-speaking countries, 

 who may not read the German language. 



The system of families adopted by Schatz is as follows : 



A. Six perfect legs in both sexes; pupae attached by the 

 tail, and a cross-band. 



FAM. I. PAPILIONID^E. 



a. Front legs with a spine on. the tibiae ; claws simple ; 

 inner margin of the hind-wings concave, not embracing the 

 body ; sub-median nervure of the fore-wings with a short branch 

 at the base of the wings. 



FAM. II. PIERIDJE. 



b. front tibiae with no spine \ claws bifid ; inner margin 

 of the hind-wings not concave, but embracing the body when 

 at rest ; sub-median nervure not branched, but often forked at 

 the base. 



B. Four perfect legs in both sexes ; front legs aborted, the 

 tarsi in the male with but one joint, in the female generally 

 with five ; claws absent in both sexes ; pupa suspended by the 

 tail. 



FAM. III. DANAIDJE. 



c. Larvae smooth, provided with long fleshy appendages ; 

 submedian nervure of the fore-wings forked at the base ; front 

 legs of female with the tarsi thickened ; wing-cells closed. 



FAM. IV. NEOTROPIDiE. 



d. Larvae covered with small elevations ; sub-median ner- 

 vure of the fore-wings forked at the base ; front legs of female 

 with long and slender tarsi ; wing-cells closed. 



