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Johns Valley Formation

The Johns Valley Formation is a geologic formation in Arkansas and Oklahoma. It preserves fossils dating back to the Carboniferous period.

Paleofauna
===Bryozoans=== • Acanthocladia :A. ouachitensisFenestella :F. bendensisCravenoceras : C. scottiCycloceridDentoceras : D. belemnitiformeEumorphoceras : E. plummeriGastrioceras : G. adaense : G. fittsiGirtyoceras : G. limatumGlaphyrites : G. oblatus : G. morrowensisGoniatites : G. choctawensis : G. granosusHomoceratoides : H. cracensMaricerasMetacocerasMitorthoceras : M. perfilosumMooreoceras : M. normaleNeoglyphioceras : N. cloudiOrthoceraconeParacravenoceras : P. ozarkenseParadimorphocerasPseudoparalegoceras : P. kesslerensePseudothoceras : P. knoxenseRayonnoceras : R. vaughanianumStenopronorites : S. arkansiensis ==See also==
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