KAZAKHSTAN
EARLY PERMIAN
STEM: TETRAPODA GOODRICH, 1930
_____________________________________________________________________________________SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: AMPHIBIA LINNAEUS, 1758
NEOTETRAPODA
SUBCLASS: REPTILIOMORPHA SAVE-SODERBERGH, 1934
ORDER: SEYMOURIAMORPHA WATSON, 1917
SUBORDER: SEYMOURIDA TATARINOV, 1971
Superfamily: KOTLASSOIDEA Romer, 1933 (sensu Vjuschkov, 1957)
Family: UTEGENIIDAE Ivakhenko, 1981
Utegenia shpinari