Echidnocephalus troscheli is an extinct, prehistoric halosaur. Fossils are found from Campanian strata of Westphalia, Germany. The complete and incomplete fossil specimens that have been found suggest an animal already looking very much like modern halosaurs.
von der Marck 1858
|This article about a prehistoric ray-finned fish is a stub. You can help Wikipedia by expanding it.|
|This article related to the Cretaceous period is a stub. You can help Wikipedia by expanding it.|
|This Notacanthiformes-related article is a stub. You can help Wikipedia by expanding it.|