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1926, Bull. École Supér. Brno C 8:12, 13. Bischoff, 1927, Biol. Hymen. :119. Ross and Hedicke, 1927, Pflanzengallen Mit.- und Nordeuropas: 229, pl. 7 fig. 143, 144. Jaap, 1927: 177, 178.

Dryophanta verrucosa form divisa Swanton, 1912, Brit. Plant-galls: 167.

Diplolepis divisa Hedicke, 1915, Zeit. Insektenbiol. 11:118. Hedicke, 1917, Stettiner Ent. Zeit. 78:253.

Cynips divisa form divisa Kinsey, 1920, Bull. Amer. Mus. Nat. Hist. 42: 379.

Dryophanta disticha err. Kinsey, 1920, Bull. Amer. Mus. Nat. Hist. 42:369.

FEMALE.—Head, thorax, and legs largely rufous with some rufopiceous, the abdomen largely piceous with some rufo-piceous; head a little narrower than the rather robust thorax; mesonotum smooth and naked centrally but punctate and hairy anteriorly and laterally, the anterior parallel and lateral lines distinct; most of the mesopleuron more hairy than in atridivisa; the tip of the second abscissa of the radius prominently bent or with a triangulate enlargement; length 2.8 to 4.0 mm., averaging nearer 3.5 mm. Figures 84, 102.

GALL.—As described for the species; on the leaves of Quercus pedunculata, Q. sessiliflora, and Q. pubescens. Figures 118, 135.

RANGE.—England: Bollin Valley (acc. Cameron 1891). Lymm (acc. Cameron 1891). Kew (acc. Rolfe 1881). Worcestershire (acc. Fletcher 1880).

Denmark: Bromme, Strödam in Sjelland, Sorö, Brabrand, Marsellsborg, and Jexen (Hoffmeyer in Kinsey coll.).

Holland: Utrecht (acc. Beyerinck 1896).

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

France: Nord (acc. Fockeu 1889). Arques-la-Bataille (Bouvier acc. Houard 1914). Caen (Freyssenet acc. Houard 1922). Buchy (Noury in Kinsey coll.). Alençon (acc. Houard 1915). Bézu in Eure (Cornu acc. Houard 1922). Vosges (Puton acc. Houard 1912). Lorraine (acc. Liebel 1892). Bourg-le-Comte (acc. Larue 1928).

Germany: Schleswig (acc. Adler 1881). Danzig (in Mus. Comp. Zool.?). Near Segeberg, Niendorf, and Mölln (acc. Jaap 1927). Nassau (acc. Schenck 1865). Braunschweig (Hartig; types). Pfronten-Dorf (acc. Ross 1922). Halle (Schlechtendal acc. Riedel 1910). Solingen (P. Eigen in Kinsey coll.). Bleicherode (P. Eigen in Kinsey coll.). Near Berlin (Müllenhoff acc. Hieronymus 1890; also in Kinsey coll.). Steglitz (acc. Hedicke 1915). Thüringen (in Kinsey coll.). Winterstein in Thüringen and near Wittenberg in Saxony (acc. Weidel 1911). Buchheide and Gotzlow (acc. Hedicke 1917). Dresden (acc. Riedel 1896). Berggiesshübel (acc. Riedel 1910). Bautzen (acc. Riedel 1896). Freiburg in Baden (Braun acc. Hieronymus 1890). Gera (acc Dieroff 1911). Bavaria (acc. Ross 1916). Weimar (Haussknecht acc. Hieronymus 1890). Pirna (Magnus acc. Hieronymus 1890). Ochelhermsdorf. in Silesia (Schröder acc. Hieronymus 1890). Near Grünberg in Silesia (Hellwig acc. Hieronymus 1890). Liegnitz (Gerhardt acc. Hieronymus 1890). Schmiedeberg, near Merzdorf, Stohnsdorf, Hirschberger Thal, and