Fossil arachnids date back more than 400 million years to the Silurian period, making them one of the first animal groups to appear in terrestrial ecosystems. T

Compared to insects, fossil spiders have received only scant attention in the literature. Previously, the only works available were numerous scientific papers,

Contains a valuable summary of bibliographic information, enabling readers to access the worldwide literature for these smaller orders.

The Encyclopedia of Paleontology is designed to address the shortage of general reference works on both vertebrate and invertebrate paleontology and to serve th

The species of Arthropods is accorded a special status in the GCR series because of the rarity of the fossils. This volume addresses the evolution and diversity