18 EVOLUTION IN COLOR-PATTERN OF THE LADY-BEETLES. 



GLACIAU8 



BOWDITCH! 



1 CONVERGENS 



DISPAR 



COCKERELLI 



OREGONENSIS 



SINUATA 



^ I SPUR! A 



* 1 TREDECIM-PUNCTATA 



AMERICANA 



PARENTHESIS 



APICALIS 



LENGI 



FALCIGERA 



FIG. 7. The species of Hippodamia in the United States. 



