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Position: Home > Articles > THE GENUS ANACAENA THOMSON OF CHINA (COLEOPTERA, HYDROPHILIDAE) Acta Entomologica Sinica 1964 (3) 396-400

我国Anacaena属昆虫志(鞘翅目,牙甲科)

作  者：
蒲蛰龙
单  位：
中山大学生物系
摘  要：
d’Orchymont于1942发现Anacaena yunnanensis Orchymont及A.gerula Orchymont,为Anacaena属昆虫在我国的首次记录,1963年著者增记二种,本文再增记四种。至目前止,本属昆虫,在我国记录共八种。 本属昆虫在我国主要分布于热带亚热带地区,分布于云南的四种,四川一种,贵州二种,湖南二种,广西一种,江西一种,广东一种。就目前材料来看,本属昆虫在我国主要分
译  名：
THE GENUS ANACAENA THOMSON OF CHINA (COLEOPTERA, HYDROPHILIDAE)
作  者：
PU CHIH-LUNG Department of Biology, Sun Yat-sen University
摘  要：
Four species of the genus Anacaena were previously recorded from China. In thispaper four new species from Yunnan, Kweichow, Hunan, Kiangsi, Kwangsi and Kwang-tung are described and a key is given to the hitherto described species of Anacaena fromChina. Key to the Chinese species of Anacaena1(10) Antennae 9-segmented.2(7) Head without yellow spots in front of compound eyes.3(4) Hind femora with ventral surface glabrous along hind margin............. gerula Orchymont4(3) Hind femora with ventral surface pubescent except apex.5(6) Clypeus with anterior margin moderately emarginate. Posterior part of mesosternum and mentum denudate. ............................................................. lancifera Pu6(5) Clypeus with anterior margin nearly straight. Mesosternum with prominent white hairs posteriorly. Mentum with erected white hairs ............................................ bushikae Pu7(2) Head with yellow spots in front of compound eyes.8(9) Larger, more or less hemispherical (2.8×1.9mm.). Mesosternum with anterior tooth-like process pointed posteriorly ..............................................yunnanensis Orchymont9(8) Smaller, somewhat elongate (2.5×1.2mm.). Mesosternum with anterior tooth-like process pointed anteriorly and slightly ventrally ....................................... hunanensis, n. sp.10(1) Antennae 8-segmented.11(12) Dorsal surface light brown or brown. Head with yellow spots in front of compound eyes. Prono- tum with 3 peak-like markings of deep brown colour which fused basally.....maculata, n. sp.12(11) Dorsal surface dark brown or nearly black. Head without yellow spots in front of compound cyes. Pronotum more or less uniformly coloured.13(14) Smaller (1.5-1.7× 0.9-1.0mm.). Head and pronotum finely punctulated. Sclerotized portion of median lobe of aedaegus pillar-like; lateral lobes slender ..................lushanensis, n. sp.14(13) Larger (2.0-2.5×1.0-1.2mm.) Head and pronotum coarsely punctulated. Medain lobe of aedeagus conical; lateral lobes broader .......................................... bulbifera, n. sp.

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