Dr. Holtz's Linked List of online paleontological journals
Evolution, Paleontology & Systematics
The Invertebrate Paleontology Image Gallery of the Yale University Peabody Museum of Natural History
The Smithsonian Institution National Museum of Natural History Department of Paleobiology homepage, with exhibits
Excellent comprehensive site about Trilobites, the "poster children" for the Paleozoic!
An Introduction to Ichnology, the study of trace fossils
"Getting Into the Fossil Record", an introductory exercise about taphonomy from UCMP
"What Did T. rex Taste Like?", an interactive online exhibit on cladistics from UCMP
The Tree of Life Project, an online attempt to map out the phylogenetic relationships of all organisms living and extinct
UCMP Phylogeny Exhibit, a less technical equivalent of the Tree of Life Project
Darwin and Wallace's 1858 paper
The Origin of Species, online text
Stratigraphy and Geologic Time
"Understanding Geologic Time", an online interactive introductory exercise from the University of California Museum of Paleontology (UCMP)
Stratigraphy Exhibit of UCMP
The International Commission on Stratigraphy; note especially:
Paleogeography and Plate Tectonics
Global Earth History website of paleogeographic reconstructions by Northern Arizona University geology professor Dr. Ron Blakey. Note especially:
ODSN Plate Tectonic Reconstruction Service