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North American Phylloxerinae affecting Hicoria (Carya) and other trees . PLATE XVIII. Phylloxera permciosa Pergande, n. sp. Fig. 136. Mature galls, on blossoms—reduced K-Fig. 137. Young stem-mother, after hatching—magnified 300 138. Antenna of young stem-mother—magnified about 500 139. Tibia and tarsus of same—highly 140-141. Antenna of migratory female, showing range of variation— magpified 250 diameters. Phylloxera c -ren Riley. Fig. 142. Maturegalls—reduced Y^,. Phylloxera castanece Haldeman. Fig. 143. Apterous female—magnified 40 diameters. Fig. 144. A
North American Phylloxerinae affecting Hicoria (Carya) and other trees . PLATE XVIII. Phylloxera permciosa Pergande, n. sp. Fig. 136. Mature galls, on blossoms—reduced K-Fig. 137. Young stem-mother, after hatching—magnified 300 138. Antenna of young stem-mother—magnified about 500 139. Tibia and tarsus of same—highly 140-141. Antenna of migratory female, showing range of variation— magpified 250 diameters. Phylloxera c -ren Riley. Fig. 142. Maturegalls—reduced Y^,. Phylloxera castanece Haldeman. Fig. 143. Apterous female—magnified 40 diameters. Fig. 144. Antenna of apterous female—magnified 250 diameters. Fig. 145. Pupa, with short tubercles—magnified 40 diameters. Fig. 146. Antenna of same—magnified 250 diameters. Fig. 147. Pupa, with long tubercles—magnified 40 diameters. Fig. 148. Antenna of same—magnified 250 diameters. Fig. 149. Migratory female—magnified 40 diameters. Fig. 150. Antenna of migratory female—magnified 250 diameters. PLATE XV!I! f36&. PLATE XIX. Phylloxera rileyi Riley. Fig. 151. Apterous female—much enlarged. Fig. 152. Pupa—much enlarged. Fig. 153. Migrant—much enlarged. Fig. 154. Antenna of migrant— greatly enlarged. PLATE XIX
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