FUNGUS GNATS OF NORTH AMERICA. 



191 









Plate. 



Fig. 83 



Eudicrana obunibrata. 





' 84 



Monoclona elegantula. 





' 85 



Tetragoneura nitida. 





' 86 



Sciophila 



(Lasiosoma). 





' 87 



Paratinia 



recurva. 





' 88 



Polylepta 



obediens. 





' 89 



i( 



nigellus. 





' 90 



'' 



leptogaster (after Winnertz) 





' 91 



Empalia 



(after Winnertz). 





' 92 



Dziedzick 



ia pullata. 





' 93 



Hadroneura (after Lundstrom). 



" 94 



Diomonus 



Plate. 



Fig- 95 



Neoempheria nepticula. 





' 96 





impatiens. 





' 97 





balioptera. 





' 98 





macularis. 





' 99 





indulgens. 





' 100 





illustris. 





' lOI 



Mycomya 



littoralis. 





' 102 



iC 



obliqua. 





' 103 



a 



seqnax. 





' 104 



" 



brevivittata. 





' 105 



(t 



tantilla. 





' 106 



(I 



maxima. 



Plate. 



Hypopygia. 



Fig. 107. Monoclona elegantula. One limb of forceps, x 200. 



108. Tetragoneura nitida. Dorsal aspect, x 200. 



109. Sciophila (Lasiosoma) habilis. Dorsal aspect, x 200. 

 no. " " glabana. Ventral aspect, x 100. 



111. Eudicrana obumbrata. x 100. 



112. Sciophila (Lasiosoma) severa. Dorsal aspect, x 200. 



113. " " hebes. Dorsal aspect, x 200. 



114. Diomonus magnificus. One limb of inferior for- 

 ceps. X 100. 



115. Sciophila (Lasiosoma) nugax. Dorsal aspect, x 200. 



116. " " impar. Mesal aspect, x 200. 



