摘要
记述陕西省膜翅目跳小蜂科5属11新种的形态特征及其与近缘种区别特征,模式标本保存在西北农林科技大学林业科学院昆虫标本室。记述陕西省膜翅目跳小蜂科 5属 1 1新种的形态特征及其与近缘种区别特征 ,模式标本保存在西北农林科技大学林业科学院昆虫标本室。
In the present paper 11 new species are described. Among them some of species has played an important role in the pest control. The type specimens are kept in the Insect Spe cimen Lab of Forestry Academy of Northwestern Sci Tech. University of Agriculture and Forestry. 1. Anagyrus pergandei , sp. nov. (Figs.1~4) This new species is similar to A. dactyopii (Howand), however, the ocelli arrangement of the former is obtuse angled triangle, but the latter one is sharp angled triangle.The length of abdomen is equal to that of brisket,but the latter one is equal to the total length of head and brisket. Host: Phenacoccus pergandei Ckll. Holotype:♀; paratypes: 1♀3♂♂, Fuping County, Shaanxi Province, 05 Ⅵ 1989, Zhang Zhan lao. 2. Anagyrus nesticoccus , sp. nov. (Figs.5~7) This new species is similar to A. fujikona Tachikawa, however, the length of antenna scape of the former is 1.5~1.7 times as its width, the latter one is 2 times. The color of notum in both brisket and abdomen of the former is yellowish orange , and the latter one is black. Host: Nesticoccus sinensis Tang. Holotype: ♀, paratype: 1♀. Zhouzhi County, Shaanxi Province, 20 Ⅴ 1981, Qu Bang xuan. 3. Copidosoma dioryctria, sp. nov. (Figs.8~10) This new species is similar to C. kushkense Myartsera, however, the body of the former is slenderness, and the length of clavus is equal to the total of the ended 4 funicles. The body of the latter is erroneous and the length of clavus is equal to the total of the ended 5 funicles. Host: Dioryctria pryeri Ragonot. Holotype: ♀, paratype: 1♀, Huangling County. Shaanxi Province, 03 Ⅶ 1963, Li Kuan sheng. 4. Copidosoma hanzhongenum, sp. nov (Figs.11~13) This new species is similar to C. floridanum Ashmead. The reticulate pattern in mesoscutum for the former is roughly wider than that in scutellum, the reticulate pattern for the latter is just opposite as the former. The clavus for the former is not segmentation; that for the latter is 3 segments. This new species is also similar to C. agrotis , however, no brown spot under the marginal vein of its fore wing, but brown spot in the latter. Host: larva of Noctuidae. Holotype:♀,paratypes: 9♀♀, Hanzhong County, Shaanxi Province, 20 Ⅶ 1980, Wang Ai xue. 5. Copidosoma malacosoma, sp. nov. (Figs.14~16) This new species is similar to C. clavatum Myartseva. However, the mesoscutum for the former is black , that for the latter is verdigris; the scutellum for the former is black, that for the latter is dark purple. Host: Malacosoma neustria Motsch. Holotype:♀,paratypes:3♀♀, Tongchuan County, Shaanxi Province, 05 Ⅴ 1978, Dang Xin de. 6. Echthrodryinus aphidius, sp. nov. (Figs.17~20) This new species is similar to E. azureus (Mercet), however, the antenna funicle for the former is dark yellow, the latter one is black brown ; the mesoscutum for the former is black, that for the latter is dark purple. Host: Aphidius sp. Holotype: ♀, paratypes: 9♀♀, Dali County, Shaanxi Province, 10 Ⅴ 1980, Wang Ai xue. 7. Metaphycus eriococcus, sp. nov. (Figs.21~24) This new species is similar to M. pulvinariae (Howard), however, the antenna clavus for the female is straw yellow, that for the latter one is black brown; the color all tibiae of legs is uniform, but 2 brown loops in tibia for latter. Host: Eriococcus kaki Kuwana. Holotype:♀, paratypes: 5♀♀, Luonan County, Shaanxi Province, 02 Ⅵ 1983. Sun Yong kang. 8. Metaphycus phenacoccus, sp. nov. (Figs.25~27) This new species is similar to M. albopleuralis (Ashmead), however, the mesopleuron for the former is yellow, that for the latter is white; the antenna clavus for the former is slightly intumescent and elliptic shape, the antenna clavus for the latter is obvious intumescent and near round shape. Host: Pulvinria sp. Holotype:♀, paratypes: 4♀♀, Luonan County, Shaanxi Province, 02 Ⅵ 1983, Sun Yong kang. 9. Metaphycus qinlingensis, sp. nov. (Figs.28~31) This ne
关键词
陕西
跳小蜂科
新种
膜翅目
Hymenoptera
Encyrtidae
new species
Shaanxi
