57. ETJTJRA. 59. DIXETJEA. 153 



10. Euura salicis-nodi. 



Euura s.-nodus, Walsh, Proc. Ent. Soc. Phil. vi. p. 253 (1866) ; 

 Nort. Tram. Amer. Ent. Soc. i. p. 82 (1867). 



Eab. United States. 



11. Euura salicicola. 



Euura salicicola, E. A. Smith, N. Amer. Ent. i. p. 41 (1879) j Cress. 

 Trans. Amer. Ent. Soc. viii. p. 37 (1880). 



Eab. Illinois. 



12. Euura perturbans. 



Euura perturbans, Walsh, Proc. Ent. Soc. Phil. vi. p. 254 (1866) ; 

 Nort. Trans. Amer. Ent. Soc. i. p. 83 (1867). 



Eab. United States. 



13. Euura albiricta. 



Euura albiricta, Cress. Trans. Amer. Ent. Soc. viii. p. 4 (1880). 



Eab. Nevada. 



58. DIPHADNUS. 



Diphadnus, Eart. Blattw. p. 225 (1837). 



1. Diphadnus fuscicornis. 



Nematus fuscicornis, Eart. Blattw. p. 225 (1837). 

 Eab. Germany. 



2. Diphadnus nigricornis. 

 Dipbadnus nigricornis, Eart. Blattw. p. 225 (1837). 



Eab. Germany? 



3. Diphadnus semineura. 

 Dipbadnus semineura, Eart. Blattw. p. 226 (1837). 



Eab. Germany? 



59. DINEURA*. 



Dineura, Dahlb. Consp. Tenthr. p. 5 (1835) ; Eart. Blattw. p. 226 

 (1837). 



1. Dineura viridorsata. 



Tentbredo yirididorsata, Retz. Gen. Sp. Ins. p. 73, n. 312 (1783). 

 Tentbredo ubni, Fallen, Vetensk. Eandl. xxix. p. 123 ; n. 67 

 . (1808). 



* Thomson places this genus with Nematus, from which it differs chiefly in 

 the presence of two marginal cells ; but the division between them is frequently 

 obsolete, especially in I). stilata. 



