THE HIDDEN TYPE OF WING-GROWTH 103 



with an adult beetle a correspondence accompanied by some 

 remarkable primitive characters. The mandible (Fig. 56, c) 

 is strong and formidable, pointed at the tip, with cutting teeth 



g 



FIG. 56. SILKY BEETLE (Dascillus cennnus). 



a, larva, x 5. b, feeler of larva ; c, mandibles ; d, maxilla (c, cardo ;t[s. stipes ; I, lacinia ; 

 g, galea ; p, palp) ; e, labium. x (b, d, e) 15 ; (c), 10. /, pupa (side view) ; fg, adult beetle. 

 X 5. From Carpenter, Econ. Proc, R. Dublin Soc. I. 



