SYNOPSIS OF THE BRITISH PSOCIDiE. 31 



natus, Stepli. 111. 120, 12; Ps. megastigmus, Steph. 

 111. 120, 13. 



Brown ; forehead striped with black ; crown spotted 

 with black ; antennae black ; thorax and abdomen 

 brown ; legs brown, tarsi blackish ; wings hyaline, 

 with two confluent, brown, transverse bands before the 

 middle ; pterostigina large, triangular, with a brown 

 spot ; veins brown. 



Length 2| lin. ; exp. 4 lin. 



Hah. Common near London, in June, Suffolk. 



20. Ps. MAcuLiPENNis, Steph. 111. 126, 37. 



Yellow; crown yellow, black in the centre; forehead 

 striped with black; antennae brownish; thorax and 

 abdomen yellow, with black spots; legs brownish, 

 tarsi darker ; anterior wings hyaline, with large, con- 

 fluent, brown spots at the base ; pterostigraa large, 

 triangular, white, brown externally, near it on the 

 posterior margin a large brown spot ; veins mostly 

 brown. 



Length 1 j lin. ; exp. 3| lin. 



Hab. Near London, in July. 



21. Ps. suBNEBULOsus, Steph. 111. 121, 14. 



Ochre yellow ; crown with a black spot in the centre ; 

 thorax maculated with black ; antennae and legs pale ; 

 abdomen black at the tip; wings hyaline, spotted 

 with brown ; veins and pterostigma dark brown. 



Length 1^ lin.; exp. 2 lin. 



Hah. Near Hertford, in June. 

 Ohs. I cannot determine this species accurately, the type 



