198 NEUROPTERA OF NORTH AMERICA. 



MEGALOMUS Rambuk. 



Antennae moniliform; wings with the subcosta and radius joined 

 together at the apex, the costal space of the anterior wings strongly 

 dilated, with a forked, recurrent vein ; transverse veins in a grada- 

 tive series; the last article of the maxillary palpi subulate. 



M. pictus ! 



Megalomus pictus Hagen ! 



Fuscous, hairy, face fusco-aeneous, palpi luteous ; occiput fus- 

 cous, varied with black ; antennae luteous, the first article entirely, 

 and the apex of the second, brownish-black ; dorsum of the pro- 

 and mesothorax blackish-fuscous ; feet and abdomen luteous ; 

 wings broad, the apex obtuse, luteo-hyaline ; the anterior wings 

 with three gradate series of veins, the second series of which is 

 fuscous; veins luteous, all pointed with fuscous, some larger points 

 at the anterior and posterior margins, at the radius and at the ex- 

 ternal series of gradate veins ; posterior wings yellow-hyaline, 

 clouded with cinereous at the anterior margin and before the apex. 



Length to tip of wings 8 millira. Alar expanse 15 millim. 



Hub. Mexico (Deppe). 



MICROMUS Rambue. 



Antennae moniliform ; wings with the subcosta and radius joined 

 together at the apex ; costal space of the anterior wings narrowed 

 at base, no recurrent vein, transverse series gradate ; last article 

 of the maxillary palpi not subulate. 



* Wings excised at the apex. 



1. M. flavicornis ! 



Hemerobius fiavicornis Walk. Catal. 278, 4. » 



Luteous, ciliated ; head and thorax luteous, pointed with fus- 

 cous, antennae yellow ; abdomen piceous, with two cylindrical 

 appendages (male ?); feet pale, with long pile, freckled with nu- 

 merous fuscous points ; apex of the wings excised, hamate, pilose, 

 hyaline, a little clouded with fuscous ; pterostigma yellow, fuscous 

 at each side, apical margin of the anterior wings fuscescent; veins 

 white, thickly pointed with brown ; transverse veins of the costal 



