摘要
记述采自新疆斑翅蝗科束颈蝗属2新种,即平缘束颈蝗Sphingonotus glabimarginis,sp.nov.及额尔齐斯束颈蝗Sphingonotus erlixensis,sp.nov.。此外首次记录新发现的和布克萨尔束颈蝗Sphingonotus hoboksarensis,Zheng et Ren的雄性。模式标本保存于陕西师范大学动物研究所昆虫标本室。
In the present paper, two new species of Sphingonotus Fieb. are described. Type specimens are kept in the Institute of Zoology, Shaanxi Normal University.
1. Sphingonotus glabimarginis, sp. nov. （Figs. 1-9）
This new species is allied to Sphingonotus eurasitus Mistsh., but differs in： 1） without short longitudinal keels in metazoan; 2） length of metazona 1.8 times the length of prozona; 3） basal part of hind wing light yellow green; 4） hind wing with wide black band reaching the outer margin; 5） inner side of hind femur black, with light preknee ring; 6） hind tibia light blue.
Length of body： ♂17.5～19 mm; ♀27.0～29.0 mm： Length of pronotum： ♂4.0～4.5 mm; ♀ 6.0～7.0 mm： Length ofelytra： ♂ 17.0～20.0 mm; ♀28.0～30.0 mm; Length of hind femur： ♂ 8.5～9.5 mm; ♀ 11.0～14.0 mm.
Holotype：♂, Wenquan County, Xinjiang Uygur Autonomous Region, 80°5′E, 41°N, 24-Ⅵ-2005, coll. YANG Liang, ZHANG Ling and WANG Yan-Feng; Paratypes： 1 ♂4♀♀, same data as holotype; 3 ♂♂ 10♀♀, Barkol County, Xinjiang UygurAutonomous Region, 93°1′E, 4°6′N, 15-Ⅷ-2005, coll. ZHANG Ling and YANG Liang.
2. Sphingonotus erlixensis, sp. nov. （Figs. 10～16）
This new species is allied to Sphingonotus takramaensis Zheng et al and Sphingonotus toliensis Zheng et Gong, but differs from both by： 1） the part of elytra which surpassing the top of hind femur about one fourth of elytra; 2） hind tibia black, with two white rings in the middle; 3） with white ＂X＂shape stripe on pronotum. It differs from the former in： 1） width of interspace of mesosternal lobes 2 times of its length; 2） longitudinal veins of hind wing black; 3） inner side of hind femur with a black band. It differs from the latter in： 1） length of metazoan 1.5 times the length of prozona; 2） Rs of elytra with one branch.
Length of body： ♂14.0～16.5 mm; ♀18.0～22.0 mm; Length of pronotum： ♂3.0～3.2 mm; ♀3.0～5.0 mm; Length of elytra： ♂ 14.0～15.2 mm; ♀ 17.0～22.0 mm; Length of hind femur： ♂ 8.0～9.0 mm; ♀ 10.5～12.0 mm.
Holotype： ♂, Burqin County, Xinjiang Uygur Autonomous Region, 87°E, 47°3′N, 06-Ⅷ-2005, coll. ZHANG Ling, YANG Liang and WANG Yan-Feng; Paratypes： 1♂1♀, same data as holotype; 2♀♀, Fuhai County, Xinjiang Uygur Autonomous Region, 87°5′E, 46°9′N, 12-Ⅷ-2005, coll. ZHANG Ling and YANG Liang.
关键词
直翅目
斑翅蝗科
束颈蝗属
新种
中国
Orthoptera
Oedipodidae
Sphingonotus
new species
China
