BY R. J. TILLTARD. 



283 



families. Six of these families are extremely well defined, and 

 form natural groups well marked oil" from one another. The 

 seventh, the old Hemerohiides of Hagen, was mei'ely a common 

 receptacle for all the archaic remnants of the Order. It was 





-i^A- 



Text-fig. 2. — Venation of Micromus tasmanue Walker, (Hemerobiida'). 

 Notation as usual; in addition, cua, cubito-anal furrow; cii/, cubital 

 fork; cuj", secondary ditto; ,/, jugal lobe and process; mf, median 

 fork; rf, radial fork; rni, radio-median furrow; c, false origin of 

 Rs in hindwing. 



originally subdivided into four tribes, viz., the Dilarina, 

 Nymphina, Osmylhui, and Hemerobiiiia. The first three of 

 these are now generally recognised as good families. Even with 

 the removal of these, and the elevation of the fourth tribe, 

 Hemerobiiiia, to the rank of a family, I am still unable to find 

 any general agreement as to what constitutes a Hemerobiid ! 



