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Ptychobranchus fasciolaris : ウィキペディア英語版 | Ptychobranchus fasciolaris
''Ptychobranchus fasciolaris'' is a species of freshwater mussel in the family Unionidae, the river mussels. Its common name is kidneyshell. == Distribution and conservation status ==
This species is native to eastern North America, where its range includes much of the Mississippi River system. It is found in the drainages of the Ohio, Tennessee, and Cumberland Rivers.〔(''Ptychobranchus fasciolaris''. ) NatureServe. 2012.〕 The Canadian Species at Risk Act listed it in the List of Wildlife Species at Risk as an endangered species of Canada.〔COSEWIC. 2005. (Canadian Species at Risk ). Committee on the Status of Endangered Wildlife in Canada. 64 pp., page 13.〕 In Canada the mussel is limited to Ontario, where it only remains in the Sydenham and Ausable Rivers and Lake Saint Clair. United States populations are more stable than those of Ontario.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Ptychobranchus fasciolaris」の詳細全文を読む
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