INDEX. 



Page. 



Ablerus dlsiocamppc, scale hosts 58, 61 



Acacia, food plant of San Jose scale 36 



Acer platanoides, food plant of San Jose scale 38 



saccharinum, food plant of San Jose scale 38 



sp. , food plant of San Jose scale 38 



Actinidia arguta, food plant of San Jose scale 38 



polygama. (See Actinidia arguta.) 



JEscidus hippocastanum, food plant of San Jose scale 38 



Akebia quinata, food plant of San Jose scale 36 



sp. , food plant of San Jose scale 36 



Alder, (See Alnus sp. ) 



Almond. (See Prunus amygdalus and P. japonica.) 



Alnus sp. , food plant of San Jose scale 38 



Althea, shrubby. ( See Hibiscus syriacus. ) 



Amelanchier canadensis and spp. , food plants of San Jose scale 36 



Ampelopsis quinquefolia, food plant of San Jose scale 38 



Anaphes gracilis, is it parasite of San Jose scale? 58, 60 



Ants, spreading San Jose scale 57 



Aonidiella eucalypti, not variety of Aspidiotus perniciosus 55 



Aphelinus fuscipennis, scale hosts 58-59 



mytilaspidis, scale hosts 58, 59 



Apple. {See Pyrus mains.) 



haw, food plant of San Jose scale 14 



Apricot. (See Prunus armeniaca.) 

 Arborvitae. ( See Thuya occidentalis. ) 

 Aronia nigra. {8ee Sorbus melanocarpa.) 

 Ash. , (See Fraxinus sp. and F. americana.) 



mountain. (See /Sor6MS sp., S. americana, and ^. aucuparia.) 



Aspidiotiphagus citrinus, scale hosts 58, 59-60 



Aspidiotus ancylus, parasitized by Physcus varicornis . .'. 60 



euonymi, parasitized by Aphelinus fuscipennis 59 



fusca — Aspidiotus perniciosus 55 



perniciosus. {See also Scale, San Jose.) 



Aspidiotus fusca a synonym 55 



var. albopunctatus = Aspidiotus perniciosus 55 



andromelas = Aspidiotus perniciosus 55 



eucalypti = Aonidiella eucalypti 55 



rapax, parasitized by Aphelinus fuscipennis 59 



Basswood. (See Tilia sp. and T. americana. ) 



Beech, purple-leaved. (See Fagus sylvatica var. purpurea.) 



Betula alba, food plant of San Jose scale 38 



sp. , food plant of San Jose scale 38 



Birch. (See Betida sp. and B. alba.) 



81 



