MEXICAN NEUROPTERA, 871 



June ; and from Teocelo in August. Some specimens are faintly 

 brownish and have an indistinct dark cloud obliquely below the 

 pterostigma of the forewings. 



Macronema ciipreiim Walker. 



One example from Tacubaya, October ; a very pretty in.sect. 



RHYACOPHILID^. 

 Rhyacophila mexicana Banks. 



Two specimens from Xico and Jalapa, September. 



Fi 



EXPLANATION OF PLATE XIL 



1. Hydropsi/che mexicana, genitalia, below. 



2. ■' " '' above. 



3. Heteroplectron nigripennis, genitalia, above. 



4. " mexicanum, " '' 



5. Leptonema pallida, genitalia, side. 



6. Leptoceni.s mexicanus, genitalia, above. 

 7 Helicopsyche mexicana, head, side. 

 8. '' " genitalia, side. 



' 9. Platyphylax discolor, genitalia, side. 

 ' 10. Leptocella gracilis, genitalia, side. 

 ' 11. Diplectrona unicolor, palpus. 



12. " " genitalia, side. 



' 13. Eremopsyche frontalis, head, side. 



14. " " genitalia, below. 



15. Chrysopa mexicana, face, front. 



TRANS. AM. ENT. SOC, XXVII. jjg^ jyQj 



