Rileya was a unknown. It lived in the Unknown period and inhabited Europe. Its fossils have been found in places such as England (United Kingdom).

All the Rileya illustrations below were collected from the internet. Enjoy and explore:

Rileya was described by the following scientific paper(s):
  • W. Buckland. 1824. Reliquiæ Diluvianæ; or, Observations on the Organic Remains Contained in Caves, Fissures, and Diluvial Gravel, and on Other Geological Phenomena, Attesting the Action of an Universal Deluge. Second Edition. John Murray, London