LUANG PRABANG PROVINCE
PURPLE CLAYSTONES FORMATION
LATEST CHANGXINGIAN STAGE
LATEST LOPINGIAN SUBEPOCH
UPPER ZECHSTEIN EPOCH
LATE PERMIAN
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: SYNAPSIDA OSBORN, 1903
SUPERORDER: THERASPID BROOM, 1905
GRANDORDER: EUTHERAPSIDA
MICRORDER: NEOTHERAPSIDA
ORDER: ANOMODONTIA WATSON & ROMER, 1956
INFRAORDER: DICYNODONTIA OWEN, 1860
Superfamily: DICYNODONTOIDEA Owen, 1859
Incertae sedis
*Counillonia superoculis
Superfamily: PRISTERODONTIA Cluver & King, 1983
Family: KANNEMEYERIDAE Huene, 1948
Incertae sedis
*Repelinosaurus robustus
_____________________________________________________________________________________
LUANG PRABANG PROVINCE
BAN HOUAYTAN DISTRICT
RIGHT BANK OF THE MEKONG RIVER
PURPLE CLAYSTONES FORMATION
LATEST CHANGXINGIAN STAGE
LATEST LOPINGIAN SUBEPOCH
UPPER ZECHSTEIN EPOCH
LATE PERMIAN
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
NEOTETRAPODA
SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934
ORDER: SEYMOURIAMORPHA WATSON, 1917
SUBORDER: CHRONIOSUCHIDA TATARINOV, 1971
Family: CHRONIOSUCHIDAE Vjuschkov, 1957
*Laosaurus naga