Eryopidae
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Eryopidae were a group of medium to large amphibious
temnospondyls Temnospondyli (from Greek τέμνειν, ''temnein'' 'to cut' and σπόνδυλος, ''spondylos'' 'vertebra') or temnospondyls is a diverse ancient order of small to giant tetrapods—often considered primitive amphibians—that flourished wo ...
, known from North America and Europe. They are defined as all eryopoids with interpterygoid vacuities (spaces in the interpterygoid bone) that are rounded at the front; and large external nares (Laurin and Steyer 2000). Not all of the genera previously included in the Eryopidae (Carroll 1988) are retained under the cladistic revisions.


Gallery

File:Eryops1DB.jpg, ''
Eryops megacephalus ''Eryops'' (; from Greek , , 'drawn-out' + , , 'face', because most of its skull was in front of its eyes) is a genus of extinct, amphibious temnospondyls. It contains the single species , the fossils of which are found mainly in early Permian (a ...
'', of the
late Carboniferous Late or LATE may refer to: Everyday usage * Tardy, or late, not being on time * Late (or the late) may refer to a person who is dead Music * Late (The 77s album), ''Late'' (The 77s album), 2000 * Late (Alvin Batiste album), 1993 * Late!, a pseudo ...
to
early Permian 01 or 01 may refer to: * The year 2001, or any year ending with 01 * The month of January * 1 (number) Music * '01 (Richard Müller album), ''01'' (Richard Müller album), 2001 * 01 (Urban Zakapa album), ''01'' (Urban Zakapa album), 2011 * ''01011 ...
of North America File:Onchiodon12DB.jpg, ''
Onchiodon ''Onchiodon'' is an extinct genus of temnospondyl. It is primarily known from the Carboniferous and Permian The Permian ( ) is a geologic period and System (stratigraphy), stratigraphic system which spans 47 million years, from the end of the ...
'', of the
late Carboniferous Late or LATE may refer to: Everyday usage * Tardy, or late, not being on time * Late (or the late) may refer to a person who is dead Music * Late (The 77s album), ''Late'' (The 77s album), 2000 * Late (Alvin Batiste album), 1993 * Late!, a pseudo ...
to
early Permian 01 or 01 may refer to: * The year 2001, or any year ending with 01 * The month of January * 1 (number) Music * '01 (Richard Müller album), ''01'' (Richard Müller album), 2001 * 01 (Urban Zakapa album), ''01'' (Urban Zakapa album), 2011 * ''01011 ...
of Europe and North America File:Actinodon frossardi 1DB.jpg, '' Actinodon frossardi'', of the early Permian of
France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
File:Clamorosaurus1DB.jpg, '' Clamorosaurus nocturnis'', of the early Permian of Russia


References


Further reading

* Carroll, R. L. (1988), ''Vertebrate Paleontology and Evolution'', W.H. Freeman & Co. * Laurin. M and Steyer, J-S, (2000),
Phylogeny and Apomorphies of Temnospondyls
- Tree of Life project


External links

* Eryopidae Temnospondyl families Permian temnospondyls Pennsylvanian first appearances Permian extinctions Taxa named by Edward Drinker Cope {{temnospondyli-stub