Creodonta
- An appreciation of the creodonts, extinct carnivorous mammals of the early Tertiary. Includes drawings.
- http://creodont.co.uk

Utah's Ice Age Animals
- Ice Age Animals from the Utah Geological Survey
- http://geology.utah.gov/utahgeo/dinofossil/iceage/iceage.htm

Sloth World
- Online bibliography of sloth research articles. Also includes a discussion of sloths and the people who study them.
- http://www.sloth-world.org/

Ashfall Fossil Beds State Historical Park
- Describes a 10 million year old volcanic ash deposit in Nebraska which contains the remains of rhinos, camels, horses and other mammals which once lived in the area.
- http://www-museum.unl.edu/ashfall/

Mammaliaformes- phylogenetic tree
- This is Mikko Haaramo's private archive of various phylogenetic trees, starting at Mammaliaformes.
- http://www.fmnh.helsinki.fi/users/haaramo/Metazoa/Deuterostoma/Chordata/Synapsida/Basal_Mammalia/Mammaliaformes_1.htm

In the field with Jaelyn Elberle
- Collecting fossil mammals from the Early Paleocene Denver Formation, in Colorado, USA.
- http://www.nature.ca/discover/field/eberle/2000/denvr1_e.cfm

Adaptation - Mammoths To Man
- Educational packet of information from the Utah Education Network.
- http://www.uen.org/Centennial/12AdaptationA.html

Paleocene mammals of the world
- Fossil Mammals of the Paleocene epoch.
- http://www.paleocene-mammals.de/

Mesozoic Mammals Showcase
- Oslo University - Paleontological Museum - Description of major mesozoic mammal groups: early mammals, triconodonts and multituberculates.
- http://www.toyen.uio.no/palmus/galleri/montre/english/m_tidligpattedyr_e.htm