Sclerocactus brevihamatus ssp. tobuschii
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| Status | Date Listed | Lead Region | Where Listed |
|---|---|---|---|
| Endangered | 12/08/1979 | Southwest Region (Region 2) | Wherever found |
| 09/09/2013 | 78 FR 55046 55051 | 90-Day Finding on a Petition To Delist or Reclassify From Endangered to Threatened Five Southwest Species |
| 03/20/2008 | 73 FR 14995 14997 | 5-Year Reviews of 28 Southwestern Species |
| 11/07/1979 | 44 FR 64736 64738 | ETWP; Determination that Ancistrocactus tobuschii is an Endangered Species |
| 06/16/1976 | 41 FR 24523 24572 | Proposed Endangered Status for 1700 U.S. Plants; 41 FR 24523 24572 |
No critical habitat rules have been published for the Tobusch fishhook cactus.
| 03/18/1987 | Tobusch Fishhook Cactus | View Implementation Progress | Final |
| 03/18/1987 | Tobusch Fishhook Cactus | View Implementation Progress | Final |
| 03/20/2008 | 73 FR 14995 14997 | 5-Year Reviews of 28 Southwestern Species |
|
| 01/05/2010 | Tobusch Fishhook Cactus Completed 5-Year Review |
