PLATE XXIX. 



RHODIA FUGAX. 



Larval stages. Joutel del. 



Fig. 1. — End of first stage. The commonest color form. 



Fig. 2. — End of first stage. Form with least black. 



Fig. 3. — End of first stage. Blackest form. All variations exist between these three. 



Fig. 4. — Second stage. Same form as figure 2. "Some have still less black than this." There are all variations in 



the amount of black between this and the dark larva. 1 t, tig. 5); those with much black have tubercles on 



second segment black, the others have them blue (Joutel). 

 Fig. 5. — Second stage. Form with most black, same as figure 3. Some have as much black, but the Becond and 



third pair of dorsal tubercles are blue as in the light forms. 

 Fig. 6. — Third stage. "All the larva' are gradually losing the black;" the dark ones have only the base of dorsal 



tubercles on third and eleventh segments black, the tips blue; the lower half of face is black (Joutel). 

 334 



