GERMANY

HESSE STATE

HUNFIELD

UPPER MUSCHELKALK

UPPER ANISIAN STAGE

LOWER MID TRIASSIC EPOCH

MIDDLE TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: DIAPSIDA OSBORN, 1904

INFRACLASS: EURYAPSIDA COLBERT, 1945

SUPERORDER: SAUROPTERYGIA OWEN 1860

OR NEODIAPSIDA: INCERTAE SEDIS

ORDER: PLACODONTIA MEYER, 1863

SUBORDER: PLACODONTOIDEA COPE, 1871

Family: PLACODONTIDAE Meyer, 1863

Placodus gigas