Journal of Jishou University(Natural Sciences Edition)

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A New Troglobitic Shrimp from Guangxi Zhuang Autonomous Region:Macrobrachium Duanensissp

LAN Chun,WU Zhiluan,LI Weixian   

  1. (1.Bureau of Husbandry and Aquatic Production Administration,Du'an 630700,Gangxi China;2.Heilongtan Reservoir of Shilin,Shilin 652200,Yunnan China)
  • Online:2017-03-25 Published:2017-04-26


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.

Key words: cave, troglobitic shrimp, pacaemonidae, macrobrachium, new species

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