Echidnocephalus Explained

Echidnocephalus troscheli is an extinct, prehistoric halosaur. Fossils are found from Campanian strata of Westphalia, Germany.^[1] The complete and incomplete fossil specimens that have been found suggest an animal already looking very much like modern halosaurs.

See also

• Laytonia, a Miocene genus of fossil halosaur
• Prehistoric fish
• List of prehistoric bony fish

Notes and References

1. Sepkoski . Jack . A compendium of fossil marine animal genera . Bulletins of American Paleontology . 364 . 560 . 2002 . 2009-02-27 . dead . https://web.archive.org/web/20110723131237/http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class . 2011-07-23 .