Virtual Museum of Fossils: Geosciences, at Georgia's Valdosta State University, presents an interactive virtual museum of invertebrate and vertebrate fossil specimens. Explore the collection by animal, or by time period from Precambrian to Quaternary. Maps are detailed and include ecosystem distribution. Fossil photographs, many showing multiple views, list information about where the fossil was found, and how it is categorized taxonomically. Some pages feature a drawing of the animal's skeleton showing the fossil bone in red.
The Third Planet - a walk through geologic time: This virtual exhibit offers a tour of the Milwaukee Public Museum's geology exhibits, depicting the continuing evolution of the Earth from the Precambrian to present.
Trilobites of Oklahoma: This site provides a gallery of images of Oklahoma trilobites, with additional classification and locality information. The trilobites are Silurian to Devonian in age.
Trilobites of America: Images and taxonomic and locality information for trilobites occurring in North America (the U.S. and Canada). Specimens are ordered according to geologic periods.
First Families of Chicago: Local geology of the Chicago, Illinois, area, complete with descriptions of the fossils found there.
Eurypterids.net: This image-rich website provides a description of eurypterid fossils, sites, and museums. It also includes fossil scorpions and invertebrates often associated with eurypterid faunas.