462 the study of insects. 
eyes; but these flies can be distinguished by the form 
of the proboscis, which bears a pair of fleshy lobes 
at the tip, by the form of the antennae, which are 
long and clubbed at the tip (Fig. 560), and by the 
peculiar venation of the wings (Fig. 561), vein V, ter¬ 
minating at or before the apex of the wing, and the 
branches of vein III coalescing near the apex of the 
wing in an unusual way. 
Fig. 560. The adult flies are predaceous. The family is a 
small one; but a large proportion of the species occur on 
this continent. 
1st 
Fig. 561.—‘Winjr of Midas . 
Family ApiOCERIDiE (A-pi-o-cer'i-dse). 
The Apiocerids (A-pi-ode-rids). 
This family includes only a small number of species, 
which are rare and occur in the far West. They are rather 
large and elongate, and are found upon flowers. 
