INDEX TO AMERICAN INSECT GALLS 



30 [ 



Pinaceae, 15 

 Pine bud gall, 17 

 Pine cone gall, 29, 30 

 Pine gall weevil, 1 6 

 Pine midge, gouty, 15 

 Pine needle gall, 17, 18 



western, 18 

 Pines, 15 

 pinicorticis, Monardia, 15 



Winnertzia, 15 

 piniradiatae, Thecodiplosis, 18 

 pinirigidae, Cecidomyia, 17, 18 

 Pinus, 15 

 Pinxter, 176 

 Pinxter bvid gall, 176 

 piperitae, Dasyneura, 184 

 piperoides, Andricus, no 

 pisiformis, Andricus, 66 

 Pisonia, 128 



pisoniae, Feltomyia, 128 

 pisonifolia, Feltomyia, 128 

 pistillaris, Andricus, 82 

 pisum, Aylax, 203, 214 



Pontania, 32, 34 

 Pitch midge, 16 

 banded, 16 

 southern, 16 

 western, 16 



Pitch pine midge, gouty, 15 



Plane tree family, 133 



Plantaginaceae, 186 



Plantain family, 186 



Platanaceae, 133 



platanifolia, Lestodiplosis, 133 



Platanus, 133 



plicata, Rhabdophaga, 32 



Plowrightia morbosa, 148 



Plum, 148 



Plumbaginaceae, 177 



Poa, 26 



Pocket galls, 32 



poculum, Cecidomyia, 107, loS 



podagrae, Aulacidea, 211, 212 

 Cincticornia, 82 

 Rhabdophaga, 34, 35 



Podapion gallicola, 16 



Poke weed family, 128 



Polished oak gall, 102, 105 



polita, Dsyophanta, 102, 105 

 Otdaspis, 193 



politus, Agrilus, 37, 49, 135 



Rhodites, 148 

 Polygonaccae, 126 

 Polygonatum, 28 

 Polypodiaceae, 15 

 pomiformis, Callirhytis, 62 

 pomum, Pontania, 32, 34 



Schizomyia, 166 

 Pontania desmodioides, 33 



hyalina, 33 



petiolaris, 34 



pisum, 32, 34 



pomum, 32, 34 

 Poplar, 29, 37 

 Poplar leaf stem gall, 40 

 Poplar twig gall fly, 40 

 Poppy family, 130 

 populella, Ectoedemia, 39, 40 

 populi, Dicrodiplosis, 38 



Eriophyes, 40 



Kronomyia, 40 



Rhabdophaga, 40 

 populicaulis. Pemphigus, 38, 40 

 populifolia, Lestodiplosis, 38 



Mycodiplosis, 38 

 populitransversus. Pemphigus, 40 

 populi-venae, Pemphigus, 39 

 populnea, Saperda, 40 

 Populus, 37 

 Porricondyla dilatata, 1 70 



gossypii, 171 

 porterae, Sackenomyia: 33, 35 

 Potato gall, live oak, 58 

 Potentilla, 140 



potentillae, Gonaspis, 137, 140 

 potentillaecaulis, Cecidomyia, 140 

 pratensis, Colpodia, 26 

 Prenanthes, 214 

 Primrose family, 178 

 Primulaceae, 178 

 prinoides, Philonix, 93, 94 

 Prionellus monilis, 25 

 Prodecatoma phytophaga, 165 

 Prodiplosis fitchii, 22 



floricola, 129, 133 

 producta, Hyperdiplosis, 182 

 propinquus, Euura, 36 

 prosopidis, Asphondylia, 152 

 Prosopsis, 152 

 Protaplonyx hagani, 126 



