''Athrodon'' is an extinct genus of
pycnodontid
Pycnodontidae is an extinct family of ray-finned fishes, ranging from the Triassic period until the Eocene.
Genera
* '' Acrotemnus'' Agassiz, 1843
* '' Anomoeodus'' Forir, 1887
* ''Athrodon'' Sauvage, 1880
* '' Callodus'' Thurmond, 1974
* '' Coc ...
that lived in shallow seas in what is now
England
England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...
and
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...
from the
Late Jurassic
The Late Jurassic is the third epoch of the Jurassic Period, and it spans the geologic time from 163.5 ± 1.0 to 145.0 ± 0.8 million years ago (Ma), which is preserved in Upper Jurassic strata.Owen 1987.
In European lithostratigraphy, the name ...
until the genus extinction during the start of the late
Cretaceous
The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of th ...
. The various species are very similar in
splenial bone and tooth morphology to ''
Mesodon
''Mesodon'' is a genus of land snails in the family Polygyridae.
Species
Species within the genus ''Mesodon'' include:ITIS''Mesodon'' accessed 1 November 2008.
* '' Mesodon altivagus'' (Pilsbry, 1900) – wandering globe
* '' Mesodon andre ...
''. Otherwise, no articulated or complete specimen is known: all fossil specimens are bone fragments and disarticulated teeth.
See also
*
Prehistoric fish
The evolution of fish began about 530 million years ago during the Cambrian explosion. It was during this time that the early chordates developed the skull and the vertebral column, leading to the first craniates and vertebrates. The first fish ...
*
List of prehistoric bony fish
A ''list'' is any set of items in a row. List or lists may also refer to:
People
* List (surname)
Organizations
* List College
Albert A. List College of Jewish Studies, known simply as List College, is the undergraduate school of the J ...
References
A. S. Woodward 1916 The fossil fishes of the English Wealden and Purbeck Formations.
Pycnodontiformes genera
Late Jurassic fish
Jurassic bony fish
Cretaceous bony fish
Jurassic fish of Europe
Cretaceous fish of Europe
{{Cretaceous-fish-stub