COLORATION IN POLISTES 



PU. I 



f 





♦ 2 



V 3 



W' 4 



> 6 



^ 



W. M. ENTEMAN, DEL. 



HELIOTYPE CO., BOSTON. 



TYPES OF COLOR PATTERN IN POLISTES VARIETIES 



Fig. I. Extreme Xanthic condition. Fiff. 2. Modal condition for collection. Fig-s. 3 and 

 4. Melanic types. Kigs. 5 and 6. Median types with metameric spot. Figs. 7 and 8. 

 Fuscous types. Figs. 9 to 12. Markings characteristic of ventral surface of male. Figs. 13 



and 14. Further variations in ventral markings of male. Figs. 15 to iS. Markings characteris- 



tic of ventral surface of female. 



