Palaeos		Synapsida
Vertebrates		Index

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Synapsida

Abbreviated Dendrogram

AMNIOTA
|--+--ANAPSIDA  
|  `--EURETILIA
|
SYNAPSIDA
|--Caseasauria 
|  |--Eothyrididae 
|  `--Caseidae 
`--Eupelycosauria
   |--Varanopseidae 
   `--+--Ophiacodontidae 
      `--+--Edaphosauridae 
         `--Sphenacodontia
            `==Sphenacodontidae 
               `--THERAPSIDA

Contents

Index
Overview
Pelycosauria
Caseasauria
Varanopseidae
Ophiacodontidae
Edaphosauridae
Sphenacodontia
Dendrogram
References

Dimetrodon at sunrise - artwork by Dmitry Bogdanov

The Permian archetypal pelycosaur Dimetrodon surveys its domain
Artwork by Dmitry Bogdanov, GNU Free Documentation/Creative Commons Attribution license, Wikipedia

page MAK120127