Plagiosternum

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Plagiosternum Temporal range: Middle Triassic

Plagiosternum granulosum skull.
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	"Amphibia" (wide sense)
Order:	†Temnospondyli
Suborder:	†Stereospondyli
Famila:	†Plagiosauridae
Genus:	†Plagiosternum

Plagiosternum (plae-jee-oh-ster-num, meaning "sideways breastbone") was a middle Triassic temnospondyl that is native to Spitsbergen.

Skull

Major clades

Brachyopoidea Metoposauroidea Plagiosauroidea Rhytidosteoidea Trematosauroidea

Basal brachyopomorphs

Brachyopidae	Banksiops Batrachosaurus Batrachosuchoides Batrachosuchus Blinasaurus Brachyops Gobiops Hadrokkosaurus Notobrachyops Platycepsion Sinobrachyops Vanastega Vigilius Xenobrachyops

Chigutisauridae	Chigutisaurus Compsocerops Koolasuchus Pelorocephalus Siderops

Latiscopidae	Almasaurus Latiscopus

Metoposauridae	Anaschisma Apachesaurus Arganasaurus Dutuitosaurus Eupelor Koskinonodon Metoposaurus

Others	Callistomordax Rileymillerus

?Laidleriidae	Laidleria Uruyiella

Plagiosauridae	Gerrothorax Plagiobatrachus Plagiosaurus Plagioscutum Plagiosternum Plagiosuchus

Basal rhytidosteoids

Basal rhytidosteids	Boreopelta ?Laidleria ?Mahavisaurus Nanolania Peltostega Pneumatostega Sangaia Trucheosaurus

Derwentiinae	Arcadia Acerastia Deltasaurus Derwentia ?Indobrachyops ?Rewana

Basal trematosauroids

Thoosuchidae

Angusaurus Gonioglyptus Icanosaurus Indolyrocephalus Inflectosaurus Panchetosaurus

Lonchorhynchinae	Aphaneramma Cosgriffius Erythrobatrachus Stoschiosaurus Wantzosaurus

Tertreminae	Hyperokynodon Tertrema Tertremoides Tirraturhinus

Trematosaurinae	Lyrocephaliscus Microposaurus Platystega Trematolestes Trematosuchoides Trematosaurus Trematosuchus Trematotegmen

Related categories

Temnospondyls Triassic amphibians Jurassic amphibians Cretaceous amphibians

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