湖北省武当山食植瓢虫属一新种(鞘翅目:瓢虫科)

One New Species of the Genus Epilachna Chevrolat (Coleoptera: Coccinellidae) from Hubei Province, China

记述食植瓢虫属 1新种 :锤端食植瓢虫 Epilachna malleforma sp.nov.,采自湖北省武当山南岩 ,模式标本存中国热带农业科学研究院植物保护研究所。

Epilachna malleforma, sp. nov. (Figs.1～10) Body length 9.4 mm～9.6 mm, width 6.0 mm～7.1 mm. Form oblong oval in outline, rather strongly convex. Dorsal pubescence grey white, but the pubescence on black spots black. Head yellowish brown, eyes and tip of mandible black, vertex with one light black spot. Pronotum yellowish brown with three black spots. Scutellum yellowish brown. Each elytron yellowish brown with 5 black spots. Postcoxal line incomplete, extending 5/6 length of 1st abdominal segment. Hind margin of fifth segment, slightly concave; sixth segment hind edge with an emargination in the middle, looks like the shape of 'W'. Male genitalia: as figs.1～3. Holotype: ♂, No. 970026, Wudang Mt., Hubei Province, 17 Ⅶ 1997, collected by Peng Zhengqiang. Paratypes: 2♂♂, No. 970027,970028, Wudang Mt., Hubei Prov., 17 Ⅶ 1997, collected by Peng Zhengqiang. Type specimens are deposited in the Plant Protection Research Institute, Chinese Academy of Tropical Agricultural Sciences, Danzhou city, Hainan Province, China. This new species resembles Epilachna complicta (Dieke, 1947) in the structure of Sipho, but it is easily distinguished from the latter by the split median lobe.