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si chuan xi bu di qu cai zuo shu er xin zhong ( ban chi mu : zuo ke )
Pages: 193-197
Year: Issue:  2
Journal: Acta Zootaxonomica Sinica

Keyword:  Heteroptera Pentatomidae Eurydema New species;
Abstract: In this paper, two new species of Eurydema Laporte from Sichuan Province are described. All type specimens are deposited in Sichuan Natural Resources Institute. Eurydema montanum sp. nov. (figs. 1-5)Body black with dense punctures. Red stripes on body as shown in fig. 1. Beneath black with two longitudinal brownish bands. Head black, lateral margins red. Antennae black, proportion of antennal segments Ⅰ: Ⅱ: Ⅲ: Ⅳ: Ⅴ=0.6: 0.65: 0.50: 0.70: 1.0. Rostrum black, rach-ing mesocoxae. Dorsum of abdomen redbrown. Connexivu red with Larger black spots (fig. 2). Membrane brownish. Body length ♂5.5mm ♀6.5 mm; width ♂3.1 mm, ♀3.6 mm.Pygofer, clasper and phallus as shown in figs. 3, 4 5.Similar to Eurydema dominulus (Scopoli) but smaller in size, and body color pattern and the shape of male clasper quite different.Holotype♂, allotype♀, Xinluhai (31°50'N, 99°07'E) (ah. 3950 m), Sichuan Province, 1982. VI. 12.Eurydema alpinum sp. nov. (figs. 6-10)Body oval, red or reddishbrown with black maculation and punctures. Head black, lateral margin red. Antennae brown or black, proportion of antennal segments Ⅰ: Ⅱ: Ⅲ: Ⅳ: Ⅴ = 0.35: 0.70: 0.60: 0.90: 1.00. Rustrum black, extending just beyond mesocoxae. Color pattern on pro-notum similar to that of E. montanum sp. n. and those on corium and scutellum similar to that of E. dominulus (Scopoli). Membrane brownish. Legs dark brown or black. Dorsum of abdomen reddish brown, beneath the reddish color with large black spots (fig. 6). Connexivum reddish with black spots as shown in fig. 7.Body length ♂6.4 mm, ♀8.1 mm; width ♂4.0 mm, ♀4.3 mm.Clasper, phallus and spermatheca as shown in figs. 8, 9 10.Allied to E. dominulus (Scopoli) but the maculation on pronotum and abdomen different and clasper with a thumb-like lobe. Also allied to E. montanum sp. n., but body larger, red areas on corium larger, black spots on abdomen and connexium different and clasper with a long stem.Holotype ♂, allotype ♀, Mt. Shaluli (31°00'N, 100°10'E) (alt. 3700m), Sichuan Province, 1983. VI. 20; paratypes 2♂, 3♀, Mt: Shaluli and Xinluhai, Sichuan Province.
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