f 



91 



( 2 ) Corn Wireworm ( Melanotus communis ) , i to i >^ inches long, 

 light brown, smooth and shining, last segment ends in a iDlunt tubercle, 

 comjnon in corn lands. Pupa is white and tender and changes to a beetle 

 in about a month. Beetle is slender, glossy, dark brown, w^ith a m.ore 

 or less distinct median impressed line on basal half of thorax. 



(3) Elegant Wireworm (Drasterius elegans ) , small, }i to % 

 inch long, light waxy yellow; last segment has an acute apical notch, 

 nearly flat and roughish above. Beetle is dull reddish brown, sparsely 

 pubescent; head black; a median black spot on the thorax; a black spot 

 in front of the middle of each wing-cover, and a black cross-bar near the 

 apex. 



Drasterius elegans ; a. adult beetle ; b. wireworm or larva : c. last segment of larva. 



( 4 ) Discolored >Vireworm (Asaphes decoloratus ) , |% inch long; 

 dark waxy yellow; terminal segment with an oval-shaped apical notch. 

 This wireworm matures in May; pupal stage lasts about 3 weeks. Bee- 

 tle is shining black with divergent hind angles on thorax; about 1-2 

 inch long. 



(5) Abbreviated Wireworm ( Cryptohypnus abbreviatus ) , 

 dark, waxy yellow, and flattened; last segment with round apical notch. 

 Beetle, 1-4 inch long, brownish black. 



