84 NEUROPTERA. 



along the posterior margin the brown spots stand 

 closer together ; posterior wings smoky-grey, with an 

 indistinct yellowish-brown pterostigma. App. sup. $ 

 triangular, yellow ; margin of the last segment 

 straightly truncated. The coloration of the anterior 

 wings varies according to the abundance of the spots. 



Length 5 lin. ; exp. 9 lin. 



Hab. London, Whittlesea Mere, New Forest, Kent, 

 Suffolk, and Scotland in June and July ; not com- 

 mon. 



Subgenus Gonitaulius, Kolenati (partim). 

 Very similar to the preceding in form ; anterior wings 

 without a fenestrated spot; in the males the beard of the 

 posterior wings is wanting ; coloration of the anterior wings 

 yellow, with the posterior half sprinkled with brown. 



Case horn-shaped, slightly curved, very regularly con- 

 structed of fine grains of sand. 



f Fifth apical cell of the anterior wing acute, not reaching 

 the anastomosis. 



• •■> 



L. vittatus, F. ; Kolen. ; Pict. ; Eamb. ; Steph. 111. 

 225, 39 ; L. elegans, Pict. ; Ramb. ; L. ochraceus, 

 Steph. 111. 223, 34; L. consobrinus, Steph. 111. 224, 

 35 ; L. substrigosus, Steph. 111. 224, 37 ; L. bipar- 

 tite, Steph. 111. 225, 38 ; L. nigrivittatus, Steph. 

 111. 225, 40. 



Ochreous ; antennae with paler rings ; head and thorax 

 reddish above ; abdomen above brownish-grey ; ante- 

 rior wings brownish-yellow ; from the apex nearly 

 to the base runs a nearly straight, sharply defined 

 brown streak ; the portion of the wing situated behind 



