XVIII 



LIST OP GENERA AND SPECIES. 



Callipterus (iiiercicola, Monell, vlii, 199. 



walshi, Monell, vlii, 196. 



ulmifolii, Monell, viii, 106. 



mucidus, Flteh, viii, 172. 

 Pemphiginn?, viii, 122, 

 Schizoneuiini, viii, 125. 

 Schizoncura, viii, 125, 



lanigera, Hausmann, i, 55 (Pemphigus 

 pyri); viii, 126. 



rileyi, Thos., viii, 136. 



pinieola, Thos., viii, 137. 



panicola, Thop., viii, 138. 



querci. Fitch, viii, 139. 



tessellata. Fitch, viii, 139. 



imbiicator, Fitch, viii, 139. 



fagi, Linn., viii, 140. 



strobi. Fitch, viii, 140. 



ulmi, Linn., viii, 140. 



fungicola, Walsh, viii, 141. 



caryiy. Fitch, viii. 141. 



cornicola, Walsh, viii, 141. 



americana, Riley, viii, 202. 

 Pemphigini, viii, 145. 

 Pemphigus, viii, 146. 



fraxinifolii, Riley, viii, 146, 210. 



rubi, viii, 147. 



populicauiis. Fitch, iv, 193: viii, 149. 



formicarius, Walsh, viii, 150. 



formicetorum, Walsh, viii, 150. 



pseudobyrsa, Walsrh, viii, 151. 



vagabundus, Walsh, viii, 151. 



rhois, Fitch, viii, 152. 



ulmi-fusus, Walsh, viii, 153.] 



popularia, Fitch, viii, 153. 



populi-globuU, Fitch, viii, 153. 



populi- vena'. Fitch, viii, 154. 



acerifolii, Riley, viii, 209. 



populi- monilis, Riley, viii, 205. 



populi-ramulorum, Riley, viii, 209. 



populi-transversus, Riley, viii, 208. 

 Hormaphis spinosus, Shimer, viii, 206. 

 Glyphina, viii. 142. 



ulmicola. Fitch, viii, 142,204. 



eragrostidis, Middleton, viii. 144. 

 Vacuna, viii, 145. 

 Chermesinai, viii, 155. 

 Chermes, viii, 155. 



pinitolia'. Fitch, viii, 156. 



laricifoliaB, Fitch, viii, 156. 

 Adelges abieticolens, Thos., viii, 156 {Cher- 

 mes abieticolens). 

 Phylloxera, viii, 157. 



vairtatrix, Pianchon, i, 21 (Dactylo- 

 sphasra vitifoli»,); viii, 158 (Phylloxera 

 vitifolise). 



earysecaulis, Fitch, viii, 160. 



caryaefoliaj. Fitch, viii, 161. 



cary8evena>. Fitch, viii, 162. 



cary aj-globosa, Shimer, viii, 163. 



rileyi, Licht., viii, 163. 



carya3-semen, Walsh, i, 23 (Dactylo- 

 sphaBracaryai-semen). 



cary^-globuli. Waist, viii, 164. 



spinosa, Shimer, viii, 164. 



Phylloxera carya". septa, Shimer, viii. 164. 



forcata, Shimer, viii, 164. 



depressa, Shimer, viii, 164. 



cornica, Shimer, viii, 164. 



carya>-gummosa, Riley, viii. 164. 



caryse-ren, Riley, viii, 164. 



earyse-fallax, Walsh, viii, 164. 



eastaneae, Hald., viii, 164. 

 Tychea, viii, 167. 



erigeronensis, Thos., viii, 168. 



paniei, Thos., viii, 169, 

 RhizobiinfB, viii, 164. 

 Rhizobius, viii, 165. 



lactucaj. Fitch, viii, 165. 

 pose, Thos., viii. 166. 



CocciD^. 



Chionaspis furfureus. Fitch, i, 53 (Aspidiotus 

 harrisii;. 

 pinifolife. Fitch, ii,83 (Mytilaspis pini- 



folife); iii,161 (M. pinifolise). 

 salicis, Linn,, i, 40 (Aspidiotus salicis- 

 nigrse). • 

 Mytilaspis pomnrum, Bouche, i,34 (Aspi- 

 diotus eonchiformis); ii,24 (Mytilaspis 

 conehiformis); iii,159(M. eonchiformis), 

 Pulviuaria innumerabilis, Rathv.. vii, 120 

 (Lecanium acericola). 



ORTHOPTERA. 



(iv,25; v,25; vi,70.) 



ACEIDID^. 



(ix, 73-140, [Illinois species; synopsis, syno- 

 nymy, descriptions, etc].) 

 Mermiria bivittata, Seiv., ix,97. 

 Truxalis brevicornis, Linn., ix, 97. 

 Chlooaltis viridis, Scudd., ix,99. 



conspersa, Harr., ix, 99. 

 Syrbula admirabilis, Uhl., ix,100. 

 Stenobothrus maculipennis, Scudd., ix,102. 



curtipennis, Harr., ix. 104. 

 Stelheophyma lineata, Scudd., ix,104. 

 Tragocephala viriuifasciata, Harr., ix, 105. 

 Tomonotus sulphurous, Fabr., ix, 107. 



sordida, Burm., ix,107. 



nietanus, Saus.«., ix, 108. 

 OEdipoda aequalis. Say, ix,109. 



coUaris, Scudd , ix,110. , 



Carolina, Linn., ix. 111. 



belfragii, Stal.. ix.lli. 

 Trimerotropis verruculata, Scudd., ix, 112. 



maratima, Harr., ix, 113. 

 Mestobregma cineta, Thos., ix, 113. 

 Hippiscus neglectus, Thos., ix, 114. 



eorallipes, var. rugosus, Seiidd., ix, 115. 



discoideus, Serv., ix, 116. 



phoenicopterus, Burm., ix,117. 

 Camnula pellucida, Scudd., ix, 118. 

 Pezotettix unicolor. Thos., ix, 118. 



minutipennis, Thos., ix, 119. 



