SUPPLEMENTAL LIST OF AMERICAN GALL-MAKING INSECTS 



ALDER (Alnus) 



30. Alder wart gall. Suspect this to be Eriophyes losvis—'Nalepa., p. 7, Connold, p. 140, Mass. 

 June. 

 Warts of yellow or brown color; upper side of leaf, plate 6, 30. 

 39. Cecidomyia serrulatae. 0. S. '67, p. 198-199, Mass. Apr. Alnus serrulata. Leaves of 

 bud deformed and aborted, plate 6, 39. 

 Dasyneura serrulata O. S. 



216. Exoascus amentorum. Alder, Mass. June. Distorting and forming tongue-like out- 

 growths on aments. 



ANDROMEDA 



225. Exobasidium andromeda. Andromeda, Mass. June. Large,, hollow, bladder-like, lobed 

 growth tinged with reddish brown; May apple, plate 6, 225. 



250B. Exoascus. Andi-omeda. Main stem enlarged to twice its normal size and an outgro\vth 

 of branches at points of infection, plate 5, 250. 



ASH (Fraxinus) 



89. Cecidomyia. Fraxinus americanus, Mass. Appears May. On under side of mid-rib, 

 opening at top. Distorts leaves so that they resemble a mass of bean pods nlate 6 

 89. i ' f 



Dasyneura tumidosce Felt. 



138. Phytoptus (?). Packard '90, p. 555. Ash, July. "Deforms leaves and twigs." Much like 

 the willow mop, plate 6, 138. 

 Eriophyes (?) fraxiniflorce Felt. 



197. Cecidomyia pellex. 0. S. '61, p. 419, Fraxinus americana, Mass. June. On leaf; globular, 



5 mm. in diameter above; smooth area below. 



198. Eriophyes fraxini. Ash, Mass. June. Leaves covered with warts above and elevated 



areas below. Subdivided by irregular, hairy curtains within gall, plate 6, 198. 

 240. Cecidomyia. Ash petiole. July. Enlargement due to excavation of inner side by white 



cecidomyid, plate 6, 240. Similar to 194. 

 266. Eriophyes. Ash, Mass. July. Leaf gives out from veins near apices, tufts of filaments 



or accessory blades, plate 6, 266. 

 (?) Eriophyes fraxiniflorce Felt. 



ASTER 



50. Tomentose aster gall. Aug. Mass. Ovoid on end of twigs. Open at summit showing 

 irregular, white, succulent mass. Several vertical cells in each gall, plate 7, 50. 

 Rhopalomyia (?) thomi Felt, 



123. Cecidomyia. Asler corymhosa, Mass. Sept. Elongated oval enlargements of twigs of 

 flower stalk. Orange colored larva is constant, plate 6, 123. 

 Neolasioplera ramuscula Beut. 



153. Cecidomyia. Aster, Mass. Gall in flower-head of A. novceanglice (?) resembling Dasy- 

 neura solidaginis. Inner portion of flower head is converted into a leaf tuft. 

 (.?) AsphondyliamonachaO.S. 



