| 广西壮族自治区洞穴盲虾一新种——都安盲沼虾 |
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| 引用本文： | 蓝春,吴知銮,李维贤.广西壮族自治区洞穴盲虾一新种——都安盲沼虾[J].吉首大学学报(自然科学版),2017,38(2):61. |
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| 作者姓名： | 蓝春 吴知銮 李维贤 |
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| 作者单位： | (1.都安县畜牧水产局，广西 都安 630700；2.石林县黑龙潭水库，云南 石林 652200) |
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| 摘 要： | 记述广西洞穴盲虾一新种，即都安盲沼虾Macrobrachium douanensissp,nov.新种个体大小、形态与广泛分布的日本沼虾Macrobrachium nippomense相似.但新种眼退化变盲无色素，无眼柄，第2步足2指节光滑，掌节短而膨大，第1触角触须特别发达，长度超过体长的3倍等特征可明显区别.
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| 关 键 词： | 洞穴 盲虾 长臂虾科 沼虾属 新种 |
A New Troglobitic Shrimp from Guangxi Zhuang Autonomous Region:Macrobrachium Duanensissp |
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| LAN Chun,WU Zhiluan,LI Weixian.A New Troglobitic Shrimp from Guangxi Zhuang Autonomous Region:Macrobrachium Duanensissp[J].Journal of Jishou University(Natural Science Edition),2017,38(2):61. |
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| Authors: | LAN Chun WU Zhiluan LI Weixian |
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| Institution: | (1.Bureau of Husbandry and Aquatic Production Administration,Du'an 630700,Gangxi China;2.Heilongtan Reservoir of Shilin,Shilin 652200,Yunnan China) |
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| Abstract: | A new species of troglobitic shrimp from Du'an Guangxi,Macrobrachium duanensissp. nov. is described.The size and morphological characters of the new species are similar with the widespread Macrobrachium nipponense,but the new species can be distinguished from Macrobrachium nipponense with the following features:degenerated eyes to blindness with no pigment,no eye stalk,dactylus of the 2nd foot and active dactylus without hairy structure,short but swollen propodite of the 2nd foot,and the 1st tentacle more than 3 times longer than the body. |
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| Keywords: | cave troglobitic shrimp pacaemonidae macrobrachium new species |
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