INDEX 



Abies, Dasyneura canadensis on, 



Ablabcsmyia. 270. 



Acarina, 130. 



Acarus accris crumena, 123. 



aenigma, 146. 



caulis, 135. 



crataegi vermiculus, 131, 132. 



semen, 146, 147 



serotinac, 140. 

 Acer sp., galls on, 123-24. 



glabrum, gall on, 119, 124. 



leucoderme, galls on, 124. 152. 



negundo, gall on, 119, 124. 



rubrum, gall on, 120-21, 124. 



saccharum, galls on, i2:-::3, 12^. 



spicatum, galls on, 123, 124. 

 See also Maple. 

 Acyphona, 232, 246. 



vcnusta, see Hrioptera. 

 Adiplosis, 386, 405. 

 Aeschna, 163, 179. 



sp., 196. 

 Aeschnidae, 173, 174, 252, 260, 263. 

 Agrimonia, Contarinia agrimoniae 

 on, 381, 392. 



eupatoria, Contarinia agri- 



moniae on, 302. 

 Agrostis vulgaris, Dasyneura 



graminis on, 336. 

 Alder, Dasyneura serrulatae on, 

 336. 



black, Lasioptera cinerea on, 

 320. 



European, galls on, 125. 



mountain, Erineum alnigenum 

 on, 125. 



smooth, gall on, 126. 



speckled, galls on, 125-26. 

 Allorhina nitida, 42. 

 Alnus, Dasyneura serrulatae on, 

 336. 



alnobetula, gal! on, 125. 



glutinosa?, gall on, 125, 126. 



Alnus (continued) 



incana, galls on, 125-26. 



rugosa, gall on, 126, 134. 

 Alona, 179. 

 Amalopis, 225, 226, 242, 245. 



inconstans, 209, 225, 242. 

 Ambrosia beetles, 51. 

 Amelanchier, Hormomyia cana- 

 densis on, 381, 388. 



canadensis, gall on, 126. 



rotundifolia, gall on, 12O. 

 Ampelopsis, gall on, 127. 

 Amphineura, 237. 

 Amphipods, 183-86. 

 Anisinckia, Schizomyia macrofila 

 on, 372, 379- 



lycopsoides, Asphondylia macro- 

 fila on, 297. 

 Amygdalus pcrsicae, gall on, 127. 

 Anasa tristis, 50. 

 Anatopynia, 270, 271. 



plumipes, 271. 

 Anax Junius, 196. 

 Ancylus nubeculana, 28-3 r. 

 Anemone, tall, gall on, 127. 

 Anemone canadense, Dasyneura 



anemone on, 292, 336, 343, 345. 



virginiana, gall on, 127. 

 Anisomera, 243, 247. 

 Anisomerini, 243, 247. 

 Anisopleura, 259. 

 Anisoptera, 251, 253, 256, 257, 250, 



260, 262, 263. 

 Anisota rubicunda, 7, 13-21, 22, 27. 

 Antennaria, Asphondylia anten- 

 nariae on, 372, 377. 



Rhopalomyia antennariae on, 

 356, 367. 



Rhopalomyia pilosa on, 356, 366, 

 367. 

 Anthomyiidae, 171. 

 Antlered maple caterpillar, 21-23. 

 Antocha, 169, 243, 248. 



opalizans, 170, 205-6. 



