( : i 



THE ENTOMOLOGIST. 



series, each consisting of two long slender spines near the outer 

 margin disconnected from the remainder (about 18), which are 







- 



W. •/. Lucas, del. 



Oethetkum c.erulescens, Fabr. 



Naiad ( x 4) ; a. Labium ( x about 5) ; I. moveable hook ( x about 22). 



shorter and decreasing in length towards the centre, where they 

 terminate in a cluster of about 12 (so that the mental setge are in 

 all about 40) ; lateral setce 3 on each side (occasionally perhaps 4) 



