WESTERN GERMANY
NORTH RHINE-WESTPHALIA STATE
FRANCONIA
MONHEIM
“WHITE JURA”
KIMMERIDGIAN STAGE
MIDDLE MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
SUPERLEGION: NEODIAPSIDA BENTON, 1985
LEGION: ARCHOSAUROMORPHA HUENE, 1946
SUPERCOHORT: CRUROTARSI SERENO & ARCUCCI, 1990
COHORT: CROCODYLOTARSI BENTON & CLARK, 1988
MAGNORDER: SUCHIA KREBS, 1974
SUPERORDER: CROCODYLOMORPHA WALKER, 1968
GRANDORDER: CROCODILIFORMES HAY, 1930
MICRORDER: MESOEUROCROCODYLIA WHETSTONE & WHYBROW, 1983
ORDER: MESOSUCHIA EMEND HUXLEY, 1875
SUBORDER: THALATTOSUCHIA EMEND FRAAS, 1901
Family: METRIORHYNCHIDAE Fitzinger, 1843
Subfamily: METRIORHYNCHINAE Fitzinger, 1843
*Rhacheosaurus gracilis
= Geosaurus gracilis
= Teleosaurus gracilis*Geosaurus giganteus
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