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Status | Date Listed | Lead Region | Where Listed |
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Endangered | 08/09/2005 | Southwest Region (Region 2) | Wherever found |
To learn more about critical habitat please see http://ecos.fws.gov/crithab
02/11/2009 | 74 FR 6917 6919 | 5-Year Reviews of 23 Southwestern Species |
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02/11/2009 | 74 FR 6917 6919 | 5-Year Reviews of 23 Southwestern Species |
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12/28/2010 | Four Bitter Lake Invertebrates 5-Year Reviews |
06/07/2011 | 76 FR 33036 33064 | Designation of Critical Habitat for Roswell Springsnail, Koster's Springsnail, Noel's Amphipod, and Pecos Assiminea; Final Rule | Final Rule | Final designated |
06/22/2010 | 75 FR 35375 35397 | Designation of Critical Habitat for Roswell Springsnail, Koster's Springsnail, Noel's Amphipod, and Pecos Assiminea: Proposed rule | Proposed Rule | Not Required |
02/12/2002 | 67 FR 6459 6479 | ETWP; Listing Roswell springsnail, Koster's tryonia, Pecos assiminea, and Noel's amphipod as Endangered With Critical Habitat | Proposed Rule | Not Required |