xiii 
Parasites— Continued . 
of plant-lice, 119. 
of Rose Leaf-roller, 97. 
of Variegated Cutworm, 86. 
Parlatoria pergandii, 129. 
proteus, 129. 
paronychioides major, Alternanthera, 
103. 
parva, Phorocera, 100. 
Patch, Edith M., 101. 
Peach liable to injury by Myzus per- 
sicae, 117. 
Peanuts infested by Confused Flour- 
beetle, 67. 
Peas as food of Indian Meal Moth, 
66 . 
infested by Confused Flour-beetle, 
67. 
injured by Garden Flea-hopper, 
114. 
pecuarum, Simulium, 28, 38, 39, 40, 
44, 47. 
Pediculoides ventrieosus infesting 
larva of Angoumois Grain Moth, 
61. 
Pediculopsis graminum, 139-140. 
Pelargonium as breeding plant of 
Greenhouse' Leaf-tier, 100. 
attacked by Greenhouse White Fly, 
130. 
infested by foliar nematodes, 141. 
Pellagra Commission of Illinois, 21. 
data for discussion >of theory that 
in Illinois black-flies are carriers 
of, 49-51. 
degree of correspondence between 
waves of increase of, and black- 
fly outbreaks, 51. 
experiments for transfer of, by 
means of Simulium vittatum, 48. 
in Illinois, black-flies and buffalo- 
gnats (Simulium) as possible 
carriers of, 21-25. 
in Italy, 23. 
Pepper, Black, infested by Dark 
Meal-worm, 72. 
Cayenne, or Red, infested by Con¬ 
fused Flour-beetle, 67. 
by Saw-toothed Grain-bee¬ 
tle, 69. 
Peppers, celestial, attacked by Green¬ 
house White Fly, 130. 
perforatus, Eucalymnatus, 123. 
pergandii, Parlatoria, 129. 
Pe,ridroma margaritosa, 84-88. See 
Variegated Cutworm, 
saucia, 84. 
persicae, Myzus, 117. 
perspectalis, Hymenia, 103. 
Spolodea, 103. 
Philotria canadensis infested by 
Rhopalosiphum (?) nymphaeae, 
118 . 
Phinotas oil for destruction of black- 
fly larvae, 30. 
Phlyctaenia ferrugalis, 98-100. See 
Greenhouse Leaf-tier, 
rubigalis, 98. 
Pboenix canariensis and P. sp. in¬ 
fested by Circular 
Scale, 128. 
by Oleander Scale, 128. 
sp. attacked by Soft Scale, 123. 
sp. infested by Greedy Scale, 128. 
Ph.orocera parva as parasite of Green¬ 
house Leaf-tier, 100. 
pictipes, Simulium, 23, 28, 29, 41, 5C. 
Pineapple injured by Pineapple Scale, 
124. 
Scale, 124-125. 
Pinnaspis buxi, 126-127. 
Plantago lanceolata and P. rugelii as 
food plants of Garden Flea-hopper, 
114. 
Plantain as food plant of Garden 
Flea-hopper, 114. 
Plant-lice, or aphids, 116-122. 
Plants, dried, as food of Meal Snout- 
moth, 66a. 
Plodia interpunctella, 64-66. See also 
Indian Meal Moth, 80. 
Plowing, thoro fall, as measure 
against Corn Root-aphis, 122. 
Plum liable to injury by Myzus per¬ 
sicae, 117. 
plumosus, Asparagus, 84, 117, 138. 
Plutella cruciferarum, 101. 
maculipennis, 101-103. See Dia¬ 
mond-back Moth. 
poae, Sporotrichum, 139. 
Poisoned baits for cutworms, 86, 91. 
Polygonum hyd.ropiperoides as food 
plant of Garden Flea-hopper, 114. 
Poultry, black-flies as pests of, 22, 
38-39. 
pretiosa, Trichogramma, 97. 
Primula subject to injury by Myzus 
persicae, 117. . 
proteus, Parlatoria, 129. 
Pyralis farinalis, 66a. See also Meal 
Snout-moth, 80. 
Pyrethrum for Diamond-back Moth, 
103. 
for Southern Fern-Cutworm, 91. 
pyste, Exorista, 97. 
R 
Radish liable to injury by Myzus 
persicae, 117. 
Ragweed as food plant of Garden 
Flea-hopper, 114. 
rapax, Aspidiotus, 128. 
Rape, 103. 
Rapp, John M., 4. 
