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''Goniatites'' is a genus of extinct cephalopods belonging to the family
Goniatitidae Goniatitidae is one of three families included in the ammonoid cephalopod superfamily Goniatitoidea, known from the Lower Mississippian to the Upper Permian The Permian ( ) is a geologic period and stratigraphic system which spans 47 millio ...
, included in the superfamily Goniatitaceae. '' Hibernicoceras'' and '' Hypergoniatites'' are among related genera.


Species


Description

The shell is generally globose with an open but narrow umbilicus, the surface commonly reticulate resulting from longitudinal lirae crossing transverse striae. The ventral lobe of the suture is rather narrow with a median saddle about or little less than half the height of entire lobe. The first lateral saddle is subangular to angular.


Distribution

Fossils of species within this genus have been found widespread in North America, Eurasia, and north Africa. In particular they have been found in the
Triassic The Triassic ( ) is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.36 Mya. The Triassic is the first and shortest period ...
of Italy, United States, in the
Permian The Permian ( ) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period million years ago (Mya), to the beginning of the Triassic Period 251.9 Mya. It is the last period of the Paleoz ...
of United States, in the
Carboniferous The Carboniferous ( ) is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period million years ago ( Mya), to the beginning of the Permian Period, million years ago. The name ''Carbonifero ...
of the Czech Republic, Germany, Ireland, Morocco, United Kingdom, United States, in the Mississippian of United States, as well in the
Devonian The Devonian ( ) is a geologic period and system of the Paleozoic era, spanning 60.3 million years from the end of the Silurian, million years ago (Mya), to the beginning of the Carboniferous, Mya. It is named after Devon, England, whe ...
of the Czech Republic, Spain, United States.


Gallery

File:Goniatites crenistria.jpg, '' Goniatites crenistria'' from
Poland Poland, officially the Republic of Poland, is a country in Central Europe. It is divided into 16 administrative provinces called voivodeships, covering an area of . Poland has a population of over 38 million and is the fifth-most populous ...
File:Goniatitidae - Goniatites bohemicus.JPG, '' Goniatites bohemicus'' from
Bavaria Bavaria ( ; ), officially the Free State of Bavaria (german: Freistaat Bayern, link=no ), is a state in the south-east of Germany. With an area of , Bavaria is the largest German state by land area, comprising roughly a fifth of the total lan ...
File:Goniatites sp.1 - Devonico medio.JPG, ''Goniatites'' species from
Morocco Morocco (),, ) officially the Kingdom of Morocco, is the westernmost country in the Maghreb region of North Africa. It overlooks the Mediterranean Sea to the north and the Atlantic Ocean to the west, and has land borders with Algeria to ...


References

* Miller, Furnish, and Schindewolf, 1957. Paleozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L. Geological Society of America. * Genus ''Goniatites'' i
GONIAT
*Sepkoski, Jac
Sepkoski's Online Genus Database – Cephalopoda
Carboniferous ammonites Goniatitida genera Goniatitidae Fossils of the Czech Republic Fossils of Ireland Permian ammonites Late Devonian first appearances Late Devonian animals Rhaetian extinctions {{Goniatitida-stub