486 



THE INSECT WORLD. 



tainous countries. The largest species, the Nebria arenaria 

 (Fig. 512), is found all along the coast of the Mediterranean, and 



f*ig. 509. Procrustes coriaceus. Fig. 510.- Procerus gigas. 



even on the western shores of France. But its colours grow paler as 



Fig, 511, Omophron libatiun. 



Fig. 512. Nebria arenaria. 



it advances northward on the African coast. It is of a bright 

 yellow, with black lines. The Nebrias hide themselves either 

 under masses of seaweed cast up by the waves, or under the 



