Strix occidentalis lucida
Harper, J. 1991. Mexican Spotted Owl Annual Report- FY 91. Jicarilla Ranger District, Carson National Forest, USFS. 4 p.
Frybarger, S. (1991) 1991 Mexican Spotted Owl Inventory Form. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 36 p.
Burns, B. (1991) 1991 Mexican Spotted Owl Inventory Form. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 20 p.
Anderson, J. (1991) 1991 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 20 p.
Anderson, J. (1991) 1991 Mexican Spotted Owl Inventory Form. Sandia Ranger District, Cibola National Forest, USFS. 4 p.
Anderson, J. Hall, D. (1991) 1991 Mexican Spotted Owl Dayime Follow-up Visit Form. Sandia Ranger District, Cibola National Forest, USFS. 2 p.
Unkown (1990) Final Report For Mexican Spotted Owl Survey in the Blue Wilderness and Primitive Area. Contract Number 53-8399-0-0059. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 6 p.
Unknown (1990) Final Report for Mexican Spotted Owl Survey, Aldo Leopold Wilderness, Contract Number 53-8399-0-0059. Retrieved from Silver City Ranger District, Gila National Forest, USFS. 22 p.
Lincoln National Forest. 1990. Mexican Spotted Owl inventory forms.
Kelly, S.K. (1990) Unpublished Letter to Regional Forester Subject: Owl Data Forms and Narrative (1989 and 1990). Silver City Ranger District, Gila National Forest, USFS. 81 p.