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One new genus and four new species of eriophyoid mites from Hainan, China are described and illustrated in this paper: Dicoxiseta Wang, Tan & Yang, gen. nov., D. litsea Wang, Tan & Yang, sp. nov. infesting Litsea monopetala(Roxb.) Pers.(Lauraceae), Eriophyes casearius Wang, Yang & Tan, sp. nov. infesting Casearia glomerata Roxb.(Flacourtiaceae), Phyllocoptruta alstonia Wang, Gu & Tan, sp. nov. infesting Alstonia scholaris(L.) R. Br.(Apocynaceae) and Aculus paederius Wang, Gu & Tan, sp. nov. infesting Paederia scandens(Lour.) Merr.(Rubiaceae). Tegolophus artocarpi Keifer, 1977 is newly recorded from China. E. casearius Wang, Yang & Tan, sp. nov. distorts severely new foliage of its host plant. Three species, P. alstonia Wang, Gu & Tan, sp. nov., A. paederius Wang, Gu & Tan, sp. nov. and T. artocarpi, cause rust on the undersurfaces of host plants, while D. litsea Wang, Tan & Yang, sp. nov. is a vagrant on the undersurface of host plant leaves, without visible symptom.  相似文献   

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The genus Stigmatijanus Wei, 2007 is recorded from Korea for the first time. A diagnosis of the genus is briefly discussed. A new species, Stigmatijanus koreanus sp. nov., is described from Mt. Homyeong, Gyeonggi-do, South Korea. A key to the three species of the genus is provided.  相似文献   

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Sixteen species of the genus Phaedon Latreille are revised and illustrated from China, including five new species described herein, namely P. geminatus sp. nov., P. huizuensis sp. nov., P. igori sp. nov., P. insolitus sp. nov., P. prosternalis sp. nov. All species are redescirbed or original described. Figures of important morphological features are provided. The natural history of some species are provided including the host plants records. A key to species of Phaedon from China is presented. The type specimens of the new species described here are deposited in Institute of Zoology, Chinese Academy of Sciences(IZCAS), Mauro Daccordi collection(MDC), Horst Kippenberg collection(HKC) and Zoological Institute, Russian Academy of Sciences(ZIN).  相似文献   

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Two new species of the genus Eotmethis Bey-Bienko, 1948 are described in this paper, namely E. daqingshanensis sp. nov. and E. gansuensis sp. nov. from the Inner Mongolia Autonomous Region and Gansu Province, respectively. The type specimens of the new species are deposited in College of Life Sciences, Hebei University, Baoding, China.  相似文献   

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报道了中国兰科毛兰属一记录种——孟连毛兰,本种主要特点是花序短且一般具2朵花,花梗基部具较大的花苞片,唇瓣上有2条形状各异、增厚的附属物。但其茎长达30 cm,花梗和子房、花萼背面光滑无柔毛,唇瓣侧裂片大于中裂片等特征可与棒茎毛兰明显区别开。  相似文献   

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A new record species Heterodera ripae was found in the rhizosphere soil of nettle(Urtica sp.) on the bank of the Mangniu River in Shenyang City,Liaoning Province,China.The new record species can be characterized by vulval cone bifenestrate with circular or subcircular semifenestrae,vulval slit length averaging 34.2 μm,vulval bridge mostly broad,underbridge weak,bullae absent;the second-stage larvae stylet knobs rather wide and slightly projecting anteriorly,tail length averaging 43.7 μm and hyaline region length averaging 22.3 μm.  相似文献   

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Pratylenchus ekrami from maize(Zea mays) roots in Shenyang and luffa(Luffa cylindrica) roots in Dalian, China, are described in this paper. Nematodes from the two areas were identified consistently, and were characterized by a heavy cephalic sclerotization, extending posteriorly up to two body annuli, stylet 11 13 μm long, elongating conoid tail, and becoming thinner from vulva. Males were not found. Pratylenchus ekrami is close to Pratylenchus vulnus, but the most critical characteristics between the two species were the number of lip annuli, stylet size, and shape of stylet knobs. This species is the first reported in China.  相似文献   

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Two new species of the genus Libnotes Westwood, 1876, L.(Libnotes) wanensis sp. nov. and L.(L.) pseudonohirai sp. nov. from Southern China(Anhui) are described and illustrated here. A key to all of Chinese species in the subgenus Libnotes(Libnotes) is provided. The type specimens of the new species are deposited in the animal specimen room, School of Life Sciences, Anqing Normal University, Anhui Province, China.  相似文献   

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