HAGAN BASIN
PETRIFIED FOREST FORMATION
CHINLE GROUP
LATE TRIASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LABYRINTHODONTIA OWEN, 1860
SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887
MICROORDER: LIMNARCHIA YATES & WARREN, 2000
ORDER: TREMATOSAURIA PIVETEAU, 1955
Superfamily: METOPOSAUROIDEA Watson, 1919
Incertae sedis
Metoposaurus sp
_____________________________________________________________________________________
NEW MEXICO
HAGAN BASIN
CORREO SANDSTONE BED
CHINLE GROUP
LATE TRIASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LABYRINTHODONTIA OWEN, 1860
SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887
MICROORDER: LIMNARCHIA YATES & WARREN, 2000
ORDER: TREMATOSAURIA PIVETEAU, 1955
Superfamily: METOPOSAUROIDEA Watson, 1919
Incertae sedis
Metoposaurus sp
Genus nova
_____________________________________________________________________________________
NEW MEXICO
HAGAN BASIN
NMMNH L379
LOWER PETRIFIED FOREST FORMATION
CHINLE GROUP
LATE TRIASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
SUBCLASS: LABYRINTHODONTIA OWEN, 1860
SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887
MICROORDER: LIMNARCHIA YATES & WARREN, 2000
ORDER: TREMATOSAURIA PIVETEAU, 1955
Superfamily: METOPOSAUROIDEA Watson, 1919
Family: METOPOSAURIDAE Watson, 1919
Subfamily: METOPOSAURINAE Watson, 1919
Buettneria perfecta
_____________________________________________________________________________________