Empis? 
54 * 
Genus VI. — Empis. 
The empis is diftinguilhed by that horny fubftance 
which forms the probofcis ; it is bivalved, inclining 
downwards under the breaft, and is longer than the tho- 
rax ; the valves are horizontal *. The antennae of thefe 
infefts are compofed of three articulations ; the firft is 
long, the fecond fhort and globular, and the third much 
larger at its bafe than in the middle ; from whence it 
again grows larger, and is finally terminated by a long 
fharp point f. 
The empis, in its winged ftate, is feen frequenting 
flowers ; but its manners and refidence in its larva and 
chryfalis ftate are but imperfe&ly known to the naturalifl. 
Empis livida. This fpecies is of a leaden colour ; the 
thorax is gibbous, of a pale green, and marked longi- 
tudinally with three black lines : The upper part of the 
abdomen is dufky brown : and the legs, which are long 
and hairy, are of a deeper (hade of the fame colour* 
• Lin. Syft. Ord. VI. Gen. vi. f Bwbut, p. 3? I. 
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