WilsoTir-Vickery—List of ApJiididae. 
255 
Hordeum pusillum;=:H. secalinum. 
Macrosiphum granarium Kirby. 
Toxoptera graminum Rondani. 
Hordeum vulgare. 
Aphis africana Theobald? 
Aphis avenae Fabricius. 
Aphis hordei Kyber. 
Aphis maidis Fitch. 
Endeis hella Koch. 
Macrosiphum cerealis Kaltenbach. 
Macrosiphum granarium Kirby. 
Rhopalosiphum persicae Sulzer. 
Sipha maydis Passerini. 
Toxoptera graminum Rondani. 
Hordeum vulgare-himalayense. 
Macrosiphum cerealis Kaltenbach. 
Humulus lupulus. 
Aphis gossypii Glover. 
Myzus phenax Cockerell. 
Phordon humuli Schrank. 
Hyacinthus orientalis. 
Rhopalosiphum persicae Sulzer. 
Hydrangea sp. 
Aphis gossypii Glover. 
Macrosiphum pelargonii Kaltenbach. 
Hydrangea hortensia. 
Aphis nerii Kaltenbach. 
Macrosiphum circumflexa Buckton. 
Hydrocharis morsus-ranae. 
Siphocoryne nymphaeae Linnaeus. 
Hydrocotyle vulgaris. 
Siphocoryni nymphaeae Linnaeus. 
Hyoscyamus nlger. 
Aphis hyosciami Kittel. 
Macrosiphum ulmariae Schrank. 
Rhopalosiphum dianthi Schrank. 
