168 PESTS OF GARDEN AND FIELD CROPS 
Fic. 187.— Larva of Phlegethontius serta. Original. 
Tobacco or Tomato Worms (Philegethontius sexta Joh., and Phlege- 
thontius quinguemaculata Haw.) 
Large, naked, green worms, armed with a curved horn near the hind 
end, eat the leaves of tomato and tobacco. There are two species. 
P. quinquemaculata has eight V-shaped, light-colored markings on 
Fic. 188.— Adult of PAlegethontius serta. Slightly reduced. Original. 
