- International organization devoted exclusively to the advancement of the science of paleontology through the dissemination of research by publication and meetings.
Asociación Paleontológica Argentina - - Professional organization for paleontologists, based in Argentina; publishes Ameghiniana. Spanish and English.
International Palaeontological Association - - Aims to promote and coordinate international cooperation in paleontology, including paleobotany and paleozoology of all geological periods. Publishes the journal, Lethaia.
NSS Paleontology Section - - National Speleological Society organization for cavers interested in paleontology.
The Palaeontological Association (UK) - - Aims to promote the study of palaeontology through publication of original research and field guides, sponsorship of meetings and field excursions, provision of web resources and a program of annual awards.
Society for Sedimentary Geology - - International organization dedicated to the spread of scientific information on sedimentology, stratigraphy, paleontology, environmental sciences, marine geology and hydrogeology.
.