25-4 MANUAL OF NATURAL HISTORY 



7. FAMILY. Phlebotomists (Phlebotomidae). An- 



tennae slender, filiform, plumose in the males ; 

 head small ; mouth rostrate ; ocelli none ; 

 wings broad, ovate or lanceolate, deflected or 

 divaricate ; costal vein attenuated round hind 

 margin, veins in their last divisions more than 

 six. Troublesome blood-suckers. 



8. FAMILY. Moth-Gnats (Psychodidse). Antennae 



elongate, composed of globular, verticillate 

 joints ; head small ; wings oblong, rounded 

 at tip, broad, deflexed, hairy, hind margin 

 fringed with hairs. Small moth-like insects ; 

 often found on windows. 



9. FAMILY. Crane-Flies (Tipulidse). Antennae 



longer than head, simple, not plumose, rarely 

 pectinated ; eyes entire, ocelli obsolete; front 

 of head beaked ; proboscis short, ending in 

 two large fleshy lips ; body elongated ; wings 

 long, nervures numerous ; legs long. Found 

 in damp meadows. 



10. FAMILY. False Crane-Flies (Rhyphidae). An- 

 tennae longer than head, simple ; eyes entire ; 

 ocelli two or three ; wings and halteres large ; 

 body elongated ; legs long ; discal areolet 

 complete. 



II. TRIBE. SHORT-HORNED FLIES (Brachocera). 



Antennae shorter than head, terminal joints indis- 

 tinctly articulated, or soldered together in a mass 

 terminated by a seta ; maxillae and maxillary palpi 

 usually distinct. 



