218 Wisconsin Academy of Sciences, Arts, and Letters, 
Ohenopodium polysperum. 
Aphis atriplicis Linnaeus. 
Ohenopodium urbicum. 
Aphis atriplicis Linnaeus. 
Ohenopodium vulvaria. 
Aphis atriplicis Linnaeus. 
Chondrilla juncea. 
Macrosiphum sonchi Linnaeus. 
Macrosiphoniella hedfordi Theobald. 
“Chonodoxia” sp. 
Aphis tulipae Boyer. 
Chrysanthemum sp. 
Aphis calendulicola Monell. 
Aphis chrysanthemicola Williams. 
Aphis myostidis Koch. 
Macrosiphoniella chrysanthemi Del Guercio. 
Macrosiphum chrysanthemicolens Williams. 
Macrosiphum circumflexa Buckton. 
Macrosiphum pelargonii Kaltenbach. 
Macrosiphum sanhorni Gillette. 
Macrosiphum tanacetaria Kaltenbach. 
Chrysanthemum balsamlta. 
Aphis halsamitae Muller. 
Aphis helichrysi Kaltenbach. 
Macrosiphum artemisiae Boyer. 
Rhopalosiphum persicae Sulzer. 
Chrysanthemum coccineum. 
Coloradoa rufomaculata Wilson. 
Rhopalosiphum persicae Sulzer. 
Chrysanthemum coronarium. 
Aphis heccahungae Koch. 
Chrysanthemum frutescens. 
Macrosiphum lineatum Van Der Goot. 
Chrysanthemum hidieum. 
Macrosiphum sonchi Linnaeus. 
