428 



THE INSECT WORLD. 



plant-lice. They attack also caterpillars,- Their mandibles are pro- 

 vided with a canal for suction, like those of the foregoing species. 

 The insects of the genus Osmyhis (Fig. 409) are rather rare; but 



Fig. 408. — NeiTioptera Coa. 



Fij'. 40c, -Osmylus maculatus. 



may be found in the shmbs which border ponds. They also belongj 

 to the HemerobidcB. Their larvae live in wet ground. 



The PanorpatcB constitute a singular litde family, having a I 

 peculiar shaped head, which is prolonged to a sort of long anc 



Fig. 410. — Panorpa, male and female. 



slender beak. Aristotle called them Scorpion Flies, and thoughj 

 they were winged scorpions. The Paiiorpas^ properly so callec' 

 (Fig. 410), are found on hedges and plants during the summei 



