NAVOJO COUNTY

SHOW LOW

SCHNEBLY HILL FORMATION

EARLY PERMIAN

ICHNOSTEM: TETRAPODIPIDA NOVA

ICHNOSUPERCLASS: AMNIOTAIPIDII NOVA

ICHNOSUBCLASS: SYNAPSIDIPIDA NOVA

ICHNOORDER: PELYCOSAURIIPEDII NOVA

ICHNOSUBORDER: EUPELYCOSAURIPEDII NOVA

ICHNOINFRAORDER: DIMETRODONTOMORPHIPIDA NOVA

Ichnofamily: SPHENACODONTIDPEDIA emend HAUBOLD, 1971

Dimetropus sp

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ARIZONA

MITTEN BUTTES

ORGAN ROCK SHALE

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: REPTILIA LAURENTI, 1768

SUBCLASS: PARAREPTILIA OLSON 1947

INFRACLASS: SAUROPSIDA HUXLEY, 1864

ORDER: COTYLOSAURIA COPE, 1880

SUBORDER: DIADECTOMORPHA Watson, 1917

Family: DIADECTIDAE Cope, 1880

Diadectes sp

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ARIZONA

EAST OF MICHELL BUTTE

EARLY PERMIAN

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: EUSKELIA YATES & WARREN, 2000

ORDER: EYROPODIA

Superfamily: ERYOPOIDEA Cope, 1882 (sensu Save-Soderbrergh, 1935)

Family: ERYOPIDAE Cope 1882

Eryops sp

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