48 NEUROPTERA. 



C. alpestris, Selys; Revue, p. 71. 

 Length 20 lin. ; exp. 28 lin. 

 Very similar to the preceding, but a little smaller; a 



yellow spot before each eye, instead of the band ; the 



vulvar scale short, rounded. 

 In Sweden and Switzerland. 



15. C. arctica, Zetterstedt; Revue, p. 71. 

 Length 21 lin. ; exp. 30 lin. 

 Habitat Perthshire, in July. 



Bronzed- green ; a yellow spot before each eye ; anal ap- 

 pendages of the male closely approximated, with three 

 teeth beneath, semicircular at the extremity ; vulvar 

 scale short, triangular, pointed at the end. 



C. fiavo-maculata, Vander Lind. ; Revue, p. 73. Charp. 

 pi. 16. 

 Length 23 lin. ; exp. 32 lin. 



Similar to the preceding, but a little larger ; abdomen 

 stouter, spotted with yellow at the sides ; anal ap- 

 pendages of the male with the ends approximating ; 

 vulvar scale bifid at the tip. 

 In Belgium. 

 If. Face not spotted with yellow, lower anal ap- 

 pendages OF THE MALE FORKED. 



16. C. -enea, L. ; Donov. ; Steph. ; Revue, p. 75. Charp. 



pi. 14. 



Length 20 lin. ; exp. 30 lin. 



Habitat England, local ; Ireland (?) 



Bronzed-green, upper anal appendages of the male sub- 

 cylindrical, the point turned outwards ; vulvar scale 

 strongly bifid. 



b. TRIANGLE OF THE ANTERIOR WINGS EQUILATERAL, 

 WITHOUT AN INCLUDED NERVURE. 



