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Ablerus clisiocampse, scale hosts 58, 61 
Acacia, food plant of San Jose scale 36 
Acer platanoides, food plant of San Jose scale 38 
saccharin urn , 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.) 
AVsculus 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.) 
A melanchier canadensis and spp. , food plants of San Jose scale 36 
Ampelopsis quinquefolia, food plant of San Jose scale 38 
u inaphes gracilis, is it parasite of San Jose scale? 58, 60 
Ants, spreading San Jose scale 57 
Aonidiella eucalypti, not variety of Aspidiotus perniciosus 55 
Aphelin us fuscipennis, scale hosts 58-59 
mytilaspidis, scale hosts 58, 59 
Apple. (See Pyrus malus.) 
haw, food plant of San Jose scale : 14 
Apricot. (See Prunus armeniaca.) 
Arborvitse. (See Thuya occidentalis.) 
Aronia nigra. (See Sorbus melanocarpa.) 
Ash. (See Fraxinus sp. and F. americana,) 
mountain. (See Sorbus sp., S. americana, and S. aucuparia.) 
Aspidiotiphagus citrin us, 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 pern iciosus 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 Betula sp. and B. alba.) 
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