Mammals of the La Selva-Braulio Carrillo Complex, Costa Rica (open access)

Mammals of the La Selva-Braulio Carrillo Complex, Costa Rica

Summary of 142 species of mammals of Costa Rica, including geographical distribution, subspecies, last documented sighting in Costa Rica, and origin of specimen examined for each species.
Date: December 1989
Creator: Timm, Robert M.; Wilson, Don E.; Clauson, Barbara L.; LaVal, Richard K. & Vaughan, Christopher S.
System: The UNT Digital Library
The California Condor, 1966-76: a Look at its Past and Future (open access)

The California Condor, 1966-76: a Look at its Past and Future

Brief 1966-1976 summary of the California condor, including geographic distribution, population number, food supply, and external disturbances.
Date: 1978
Creator: Wilbur, Stanford R.
System: The UNT Digital Library
Monographic Revision of the Pocket Gophers: Family Geomyidæ (Exclusive of the species of Thomomys) (open access)

Monographic Revision of the Pocket Gophers: Family Geomyidæ (Exclusive of the species of Thomomys)

From introduction: Study of about 1000 gopher specimens, enabling for the first time actual comparison of various species.
Date: January 31, 1895
Creator: Merriam, C. Hart
System: The UNT Digital Library