Mr. F. Walker on some Chalcidites and Cynipites. 227 XXVIII. — Notes on some Chalcidites and Cynipites in the Col-lection of the Rev. F. W. Hope. By Francis Walker, F.L.S. The species in the following list belong to a collection which the Rev. F. W. Hope received from Austria, and kindly allowed me to inspect. Chalcis emarginata, Fabr. } Brazil = Chalets punctata, Fabr. conica, Fabr., Brazil. Body black, thinly clothed with white hairs : head and thorax punctured : antennae piceous : abdomen obclavate, smooth, shining, longer than the thorax ; the latter segments attenuate ; a spiracle visible on each side of the telum : legs yellow ; thighs black except their tips ; an interrupted and irregular black band around each tibia : wings limpid, not more than half the length of the body ; squamulse yellow ; nervures pale brown. Length of the body 3^ lines ; of the wings 4 lines. Chalcis nana, KoUar, Austria = Chalcis parvula^ De Laporte, Ent. Mag. ii. 32. Eurytoma aspera, Kollax, A\istna.=i Eurytoma nodularis, Boheman. geniculata, Kollar, Austria = Isosoma angustatum, Walker, Ent. Mag. i. 20. signata, Nees, Austria = Decatoma Cooperi, Curtis, Brit. Ent. 345 = -D. higuttata, var. Neesii, Kollar, Austria = Decatoma mellea, Walker, Ent. Mag. i. 27. Torymus VicicellcB, Kollar, Austria = Monodontomerus dentipes, (^?. Dark bluish green : antennae dark piceous, shorter than the thorax : abdomen dark cupreous, nearly fusiform, bluish green at the base ; metapodeon occupying nearly half the dorsum ; octoon very short ; ennaton much longer than the octoon ; decaton shorter than the en-naton ; protelum still shorter ; paratelum and telum very short : legs rusty red ; thighs mostly bluish green : wings slightly clouded, espe-cially near the stigma ; nervures piceous. Length of the body 1 ^ line ; of the wings 2| lines. Torymus giganteus, Kollar, Austria, This seems to be only a large variety of Megastigmus dorsalis. Torymus cyaneus, Kollar, Austria = Callimome ditto. Male and Female. — Bright blue varied with purple and green : antennae black : sheaths of the oviduct longer than the abdomen : legs pale yellow ; thighs blue ; hind tibiae piceous : wings limpid ; nervures fulvous. Length of the body \^ — \^ line ; of the wings 2— 2i lines. Siphonura trochilus, Kollar, Austria, Istria, Sicily = Ormyrus iubu-losus (Cynips tuhulosa, Fonscolombe), Ent. Mag. ii. 161. cyanosthetus, Kollar, Austria. Female, — Bright purple : head bluish green : antennae black : ab-
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