INTRODUCTION 



19 



serrulate : with small saw - like 



teeth. 

 seta : a fine bristle. 

 sliade : a cloudy ill-defined streak. 

 sinuate : slightly curved inwards. 

 spiracle : a breathing-aperture. 

 stalked: rising from a common 



stalk. 

 stria ; a fine transverse line. 

 striated : with numerous striae. 

 striga : a slender streak. 

 st7'igula: a short fine transverse 



mark. 

 strigulatcd : with numerous stri- 



gulae. 

 suh- : ill composition, denotes 



nearly or rather. 



frrmen : posterior margin of wing. 



tornal : touching tornus. 



tornus : the junction of the termen 



and dorsum. 

 trachea : a breathing-tube. 

 trifid : cleft into three lobes. 

 trifurcate : with three branches. 

 truncate: with a straight vertical 



edge. 

 uncus : a curved upper genital 



process. 

 unipectinated : with one series of 



pectinations. 

 %xin: a branch of the tubular 



framework of the wing. 

 whorl : a circular series. 



LIST OF ABBREVIATIONS OF AUTHORS' NAMES 



