28 NEUROPTERA. 



narrow, flatly rounded, yellowish ; posterior marginal 

 cell short, elliptic ; posterior wings white yellow. 

 Length 2 lin. ; exp. 3 Hn. 



Hah. Near Ripley, in July, in Suffolk, near London, 

 Hertford. 

 Ohs. The type of Ps. subjmnctatus, Steph. 111. 126, 34, 

 is almost entirely destroyed. I am unable to determine the 

 specimen ; it is perhaps referrible to Ps.flavidiis. 



14. Ps. ABD03IIXALIS, Stcph. 111. 127, 41 5 Ps. nigricans, 



Steph. 111. 127, 40 ; Ps. domesticus, Burm. 

 Brownish-black ; head red-brown ; antennae paler, pu- 

 bescent ; legs pale brownish ; abdomen annulated 

 with brown; wings hyaline; veins brown; ptero- 

 stigma much dilated towards the apex, rounded ; in 

 the inner angle a black spot ; posterior marginal cell 

 small, elliptical. 

 Length 1| lin. ; exp. 2 lin. 

 Sah. Near London in the summer, Suffolk. 

 Ohs. I am unable to determine Ps. duhius, Steph. 111. 

 127, 42; the type very nearly resembles Ps. ahdominalis, 

 but still smaller, the pterostigma more flatly rounded ; it is 

 perhaps referrible to Ps. ahdominalis. 



t t Discoidal cell closed, 



15. Ps. LiXEATUs, Latr., Steph. 111. 119, 8; Ps. longi- 



cornis, F., Rbr. 

 Loam colour ; forehead striped with brown ; crown 

 maculated with brown ; palpi loam colour, terminal 

 joint black-brown ; antennae very long, pubescent, 

 black, second joint loam colour ( ^ ), or not pube- 



