NORTHWEST MADAGASCAR

ANTSIRANANA PROVINCE

NEAR AMBILOBE REGION

MADIROMIARY

MIDDLE SAKAMENA BEDS

UPPER ANDAVAKOERA FORMATION

EARLY DIENERIAN SUBSTAGE

LOWER NAMMALIAN STAGE

MIDDLE SCYTHIAN EPOCH

EARLY TRIASSIC

STEM: TETRAPODA GOODRICH, 1930

SUPERCLASS: AMNIOTA HAECKEL, 1866

CLASS: AMPHIBIA LINNAEUS, 1758

SUBCLASS: LABYRINTHODONTIA OWEN, 1860

SUPERORDER: TEMNOSPONDYLIA ZITTEL, 1887

MICROORDER: LIMNARCHIA YATES & WARREN, 2000

ORDER: TREMATOSAURIA PIVETEAU, 1955

Superfamily: TREMATOSAUROIDEA Watson, 1919 (sensu Save-Soderbergh, 1935)

Family: TREMATOSAURIDAE Watson, 1919

*Wantzosaurus elongatus
= Wantzosaurus sp
= *Ifasaurus elongatus

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