Very comprehensive database on all fossil North American mammal localities and faunas. Link to systematics database with systematic, phylogenetic and body mass data of mammals.

Dinosaur database with comprehensive taxonomic listing, phylogentic information and impressive pictures.

Electronic database for the late Quaternary distribution of mammal species in the United States. Illinois State Museum.

Fossil tetrapod families

Indexed published literature of vertebrate paleontology, 1509 - 1993 (database).