TOMATO INSECTS 



169 



The northern tomato ivorm, Phlegethontius quinquemaculata 

 Haworth 



The adult of the northern tomato worm is a moth having an 

 expanse of 4 to 5 inches (Fig. 93). The front wings are ashy 



Fig. 93. — The northern tomato worm moth ( X 1). 



gray marked with irregular brown and black lines. The hind 



wings are whitish with a broad gray band on the outer margin 



and crossed with four black bands, the middle pair being 



sharply zigzag. The abdomen is 



gray marked with a narrow 



median black line and with a row 



of large yellow spots on each 



side which are surrounded with 



black. On the posterior margin 



of each segment are two white 



spots on each side, one above 



and one below the yellow spot 



of the succeeding segment. The 



moths appear on the wing in May or June. They fly in the 



evening or on dark days and may be seen hovering over flowers 



Fig. 94. — Egg of the northern 

 tomato worm ( X 7) . 



