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 than in pubescentis; the anterior parallel and lateral lines broad, smooth, naked, prominent; the scutellum as rugose anteriorly as posteriorly; the foveal groove prominently rugose at least toward the middle; the mesopleura entirely punctate and hairy; the tip of the second abscissa of the radius not enlarged or bent, at the most with a slight, triangulate enlargement; the length 2.8 to 4.0 mm., averaging nearer 3.5 mm. Figures 74-76, 78-81, 88, 91, 93, 94, 107.

GALL.—Dried galls soft and spongy, large, up to 30. mm., but usually between 10. and 30. mm. in diameter; fresh galls regularly spherical, but dried galls often much shrivelled and distorted in shape; smooth and naked or rather closely set with small, irregular, blunt papillae; younger galls green, yellowish, and red, older galls becoming light or dark russet brown; on the leaves of Q. pedunculata, Q. sessiliflora, and Q. pubcscens (incl. Q. lanuginosa). Figs. 113-117, 125-126.

RANGE.—England: Perthshire, Undercliff (acc. Mayr-Fitch 1876). Cannwood (acc. Bignell 1879). Wolmer Forest (acc. Swanton 1912). Birchwood (acc. Marshall 1867). Keswick (E. S. Anderson in Kinsey coll.). Near London (acc. Smith 1867). Southsea (Moncreaff acc. Newman 1868). Kew (acc. Rolfe 1881). Worcestershire (acc. Fletcher 1880). Sedbury Park in Gloucestershire and Nottingham.

Sweden (acc. Linnaeus, Fauna suecica: 947).

Denmark: Almindingen and Hammershus in Bomholm (acc. Bayer 1909). Bromme, Stiznaes in Sjelland, Vilhelmsborg, Basnaes, Korsör, Fulrendal, Strödam in Sjelland, Bildso, Skelskör, Marsellsborg, Moesgaard, and Nyborg (Hoffmeyer in Kinsey coll.).

Holland (acc. Beyerinck 1883).

Belgium (Van Segvelt acc. Darboux and Houard 1907).

France: La Chapelle St. Quentin in Seine-Inf. (Noury in Kinsey coll.). Lorraine (acc. Liebel 1892). Nord (acc. Fockeu 1889). Bézu in Eure (Cornu acc. Houard 1922). Alençon (acc. Houard 1915). Paris (acc. Houard 1912). Bellevue (acc. Giard 1901). Montargis (Lesne acc. Houard 1914). Perray in Maine-et-Loire (Joubin acc. Houard 1914). Petites Dalles in Seine-Inf. (acc. Kieffer 1899). Arques-la-Bataille in Seine-Inf. (Bouvier acc. Houard 1914). Roissard in Isère, Monestier-de-Clermont in Isère, and Sinard in Isère (acc. Cotte 1910). Mezin (Ducomet acc. Houard 1905). Allauch, Gémenos-Saint-Pons in Bouchesde-Rhône, Luynes-Valabre in Bouches-de-Rhône, Pertuis, la Tour-d'Aigues in Vaucluse, Peypin-d'Aigues in Vaucluse, Saint-Martin-de-la-Brasque in Vaucluse, la Motte-d'Aigues in Vaucluse, le Logis-Neuf in Vaucluse, Apt, Dourbes in Basses-Alpes, La Môle in Var, Cogolin, Grimaud, and La Garde-Freinet in Var (acc. Cotte 1912). Bourg-le-Comte (acc. Larue 1928).

Switzerland: Bern (acc. Uhlmann 1880). Lake Geneva (Forel acc. Mayr 1872). Near St. Gallen (acc. Vogler 1906). Goldachtobel (Müller acc. Vogler 1906). Laufenburg (acc. Blösch 1903).

Germany: Solingen (P. Eigen in Kinsey coll.). Schleswig (acc. Adler 1881). Nassau (acc. Schenck 1865). Near Segeberg and Niendorf (acc. Jaap 1927). Halle (Schlechtendal acc. Mayr 1872). Erlangen