Marine Reptiles Websites

While dinosaurs ruled the land, the ichthyosaurs shared the seas of the world with the other great groups of large marine reptiles, the plesiosaurs and mosasaurs.

From the Museum of UnNatural History

Late Cretaceous marine fossils from the Western Interior Seaway. More than 50 pages of information on mosasaurs, plesiosaurs and other fossils found in Kansas and the Midwest.

Introduction to the group including taxonomy, reconstructions, and original artwork.

This site is intended to give serious and detailed information on the Order Plesiosauria, to provide a forum for discussion and for the presentation of ideas no matter how wild and fanciful on the palaeontology, taxonomy, biomechanics, biology and ecological role of members of the order.

Links to other marine reptile sites by Richard Cowen.

Factsheet on this marine reptile.

Factsheet on this marine reptile.

Collection of links to a chronological sequence of papers published between 1851 and 1868, on the discovery, naming, reconstruction and subsequent controversy regarding American plesiosaurs.

Provides information on the ichthyosaurs which shared the seas of the world with the other great groups of large marine reptiles, the plesiosaurs and mosasaurs, while the dinosaurs dominated the land.

Information from Wikipedia on the Placodonts, a group of marine reptiles with heavy armour plating that lived during the Triassic period.

Photographs of some fine specimens of this armoured placodont and its description.

Photographs and description of this Sauropterygian reptile.

Paleo-fiction by Mike Everhart, with illustrations.

Information on this 30 foot long reptile, Mosasaurus maximus, from the Late Cretaceous.

Overview of Mesozoic marine reptiles, illustrations, descriptions of specific types, and a glossary.

Article from “The Guardian” describing how scientists have found fossils of a crocodile-like animal that was on the verge of the transition from water to land, a critical early phase in the evolution of all limbed animals.

Fossils gallery at the Geological Museum, University of Oslo, Norway.

A collection of photographs of marine reptile specimens on display at various European museums. Text in Norwegian and English.