484 THE INSECT WORLD. 
as it advances northward on the African coast. It is of a bright 
yellow with black lines. The Nedrias hide themselves either 
under masses of seaweed cast up by the waves, or under the 
stumps of trees cast ashore by the sea. When they are deprived 
of their place of shelter, they run away with such rapidity that it 
is very difficult to catch them. In Senegal is found the genus 
Tefflus (Fig. 512), great black Carabidae, with fluted elytra. 








Fig. 512.—Tefflus Megerlei. Fig. 513.—Damaster blaptoides. 
Other kindred genera are—Damaster (Fig. 513), remarkable 
for its elongated pointed elytra; Anthia (Fig. 514), which is met 
with in sand in Africa and in India, and whose head is armed in 
a formidable manner; and Campylocnemis, of which Schreteri 
(Fig. 515), an Australian insect, of a bright black, attains to more 
than an inch and three quarters in length, and whose short serrated 
legs enable it to hollow out the ground. There is found on the 
