Grossopterus is a genus of prehistoric eurypterid classified as part of the family Waeringopteridae. The genus contains two species, G. inexpectans from Gilboa, United States and G. overathi from Overath, Germany.Dunlop, J. A., Penney, D. & Jekel, D. 2015. A summary list of fossil spiders and their relatives. In World Spider Catalog. Natural History Museum Bern, online at http://wsc.nmbe.ch , version 16.0 http://www.wsc.nmbe.ch/resources/fossils/Fossils16.0.pdf (PDF).

See also

List of eurypterids

References