Empidonax traillii extimus
Sanchez, J. 2016. Monitoring activity for listed species at Bosque del Apache National Wildlife Refuge. U.S. Fish and Wildlife Service.
Griffin, D.J. 2016. Results of Southwestern Willow Flycatcher and Yellow-Billed Cuckoo surveys in New Mexico. Griffin Biological Services.
SWCA Environmental Consultants. 2012. Spreadsheet of Southwestern willow flycatcher (Empidonax traillii extimus) observations. Annual report submitted to U.S. Fish and Wildlife Service, Section 10 TE-028605-0.
Hawks Aloft, Inc. 2006. Willow Flycatcher surveys at Bluewater Canyon, Lost Valley, and San Ysidro, New Mexico.
Smith, A, P. Dockens, A. Tudor, H. English, and B. Allen. 2003. Southwestern willow flycatcher 2003 survey and nest monitoring report. Technical Report 233, Nongame and Endangered Wildlife Program, Arizona Game and Fish Department, Phoenix, AZ.. 73 p.
Finch, D.M. and S.H. Stoleson, Eds. 2000. Status, Ecology and Conservation of the Southwestern Willow Flycatcher. Gen.Tech. Rep. RMRS-GTR-60. Albuquerque, NM: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station.131
Smith, H. and K. Johnson. 2003. Southwestern willow flycatcher nesting success, cowbird parasitism, and habitat characteristics at the Pueblo of Isleta, New Mexico. Natural Heritage New Mexico Publ. No. 03-GTR-255. Naural Heritage New Mexico, University o
Sadoti, G.C. 2003. SITES Database: Southwestern Willow Flycatcher and Yellow-billed Cuckoo Habitat on White Sands Missile Range.
United States Forest Service. 2002. Environmental Assessment for the Jemez National Recreation Area Forest Plan Amendment and Management Plan. United States Department of Agriculture.. 85 p.
Fisher, R. 1993. Multiple maps with locations and dates of Buteogallus anthracinus and Empidonax traillii extimus sightings in NM.