The Division of Vertebrate Paleontology recommends the following for those interested in pursuing their interests in this field:

Professional Societies

The Geological Society of America
http://www.geosociety.org

The Paleontological Society
http://www.paleosoc.org

The Society of Vertebrate Paleontology
http://www.vertpaleo.org

Other Links of Interest

Repository of O.C. Marsh Papers
http://sauroposeidon.net/marsh.html

Digital Morphology at the University of Texas
http://digimorph.org/