1018-AV93 201110 The Regulatory Plan and the Unified Agenda of Federal Regulatory and Deregulatory Actions 1018 United States Fish and Wildlife Service FWS 1000 Department of the Interior DOI Endangered and Threatened Wildlife and Plants; Listing Determinations for Spectaclecase and Sheepnose Mussels Substantive, Nonsignificant Previously Published in The Unified Agenda Final Rule Stage No No 50 CFR 17 16 USC 1531 et seq No NPRM 01/19/2011 76 FR 3392 NPRM Comment Period End 03/21/2011 Final Action 04/00/2012 No Undetermined No No No No Sarah Quamme 1018 United States Fish and Wildlife Service FWS 703 358-1796 703 358-1800 sarah_quamme@fws.gov 5275 Leesburg Pike, MS: ES, Falls Church VA 22041-3803