A computerized database for research in evolutionary paleoecology.

Society of cladisticians, publishes the journal "Cladistics"

PRI's website includes a number of educational sections. The society publishes "American Paleontologist" and is located in Ithica, New York.

Paleobiological and paleontological research and education funding.

National Speleological Society organization for cavers interested in paleontology.

A professional association of commercial fossil dealers, collectors, and fossil enthusiasts.

Society for sedimentary geology.

International organization devoted exclusively to the advancement of the science of paleontology through the dissemination of research by publication and meetings.

Society has monthly meetings, organized activities, and field trips.