ILLIONIS
JOHNSON COUNTY
GOREVILLE
ELVIRIAN
KINKAID FORMATION
ELVIRIAN
UPPER CHESTERIAN
SERPUKHOVIAN EPOCH
LATE MISSISSIPPIAN
MIDDLE CARBONIFEORUS
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LABYRINTHODONTIA OWEN, 1860
Incertea sedis
Family: COLOSTEIDAE Cope, 1875
Greererpeton sp
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ILLINOIS
JOHNSON COUNTY
GOREVILLE
NAMURIAN E
SERPUKHOVIAN EPOCH
LATE MISSISSIPPIAN (LOWER CARBONIFEROUS)
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LABYRINTHODONTIA OWEN, 1860
Incertea sedis
Family: COLOSTEIDAE Cope, 1875
Greererpeton burkemorani
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ILLINOIS
JOHNSON COUNTY
6 KM SOUTH OF GOREVILLE
KU-IL-10
KINKAID FORMATION
ELVIRIAN
UPPER CHESTERIAN
LOWER NAMURIAN
LOWER SILESIAN SERIES
SERPUKHOVIAN EPOCH
LATE MISSISSIPPIAN (MIDDLE CARBONIFEROUS)
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LEPOSPONDYLI ZITTEL, 1888
ORDER: MICROSAURIA DAWSON, 1863
Incertae sedis
Gen. sp indet.
Note: Nova?
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