Family 23. CONOPID/E. Big-headed Flies. Much resembling wasps in shape. Their larvae live and 

 transform in the bodies of humble-bees. 



CONOPS- Bighead. 



1. C. excisa. 5/8 in. ; black , two gold spots on chest and on joints of body ; wing half 



black, half clear. 



2. C. nigricornis. y 2 in. ; black ; sides of body yellow marked ; shank yellowish, with 



a black band ; wing broadly brown. 



3. C. Sagittarius. l / 2 in. ; black and white. 



4. C. marginata. T 7 ^ in. ; black ; a broken band on chest, and sides of body yellow. 



LODION. Sucking Fly. 



1. L. ftdvifrons. % in. ; gray, with two black stripes on chest, and black double spots 



on bod}'. 



2. L. abdominalc. J{ in. ; chest dark gray; body, front and legs brick red. 



MYOPA. Bladdcrhead. 



1. M. stylata ; 3/% in. ; chest blackish ; body with black and yellow bands ; hind shanks yellow, with two black 



bands. 



2. M. vesiculosa. 3/% in. ; reddish brown ; wing brown, whitish near shoulder. 



3. M. longicornis. -f\ in. ; blackish, body white spotted on each side ; legs yellow. 



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