Goniat
Paleozoic ammonoid database system, Tübingen University, Germany.

Neogene Marine Biota of Tropical America
Online biotic database containing images and data for taxa used in analyses of Tropical American biodiversity over the past 25 million years.

Trace Fossil Image Database
Pictures of ichofossils from Anthony Martin at Emory.

PaleoBank
A relational database for fossils being built at the University of Kansas.

Fossil Record 2
Family level searchable database of fossil organisms. Create your own diversity plots of different groups.

Fossils: An Illustrated Database on French Tertiary Fossils
A scientific collection database of Paleogene (Tertiary) shells, mostly from the Paris basin, with taxonomy and bibliography of all included species.

fosFARbase
A relational database of lower vertebrates (fish, amphibians, and reptiles) from the Neogene of Eurasia.

Brachiopods
Smithsonian brachiopod database.

PaleoBase On-Line
Databases intended to provide authoritative references for common and stratigraphically important invertebrate macrofossils.