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Unit 390: Synapsida

The Vertebrates

Cladogram

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Synapsida: Cladogram

Abbreviated Cladogram

REPTILOMORPHA
|--+--ANAPSIDA 
|  `--EUREPTILIA
Synapsida
|--Caseasauria 
|  |--Eothyrididae 
|  `--Caseidae 
`--Eupelycosauria
   |--Varanopseidae 
   `--+--Ophiacodontidae 
      `--+--Edaphosauridae 
         `--Sphenacodontia
            |--Sphenacodontidae 
            `--THERAPSIDA

Contents

390.000 Overview
390.100 Caseasauria
390.200 Varanopseidae
390.300 Ophiacodontidae & Edaphosauridae
390.400 Sphenacodontia
Cladogram
References

Cladogram

REPTILOMORPHA
|--+--ANAPSIDA 
|  `--EUREPTILIA
Synapsida ToL, MH, Tax
|--Caseasauria X
|  |--Eothyrididae •X 
|  `--Caseidae •X MH, Tax
`--Eupelycosauria
   |--Varanopseidae X MH, Tax
   |  |--Mycterosaurinae X
   |  |  |--Mycterosaurus •X
   |  |  `--Elliotsmithia •X
   |  `--Varanodontinae X
   |     |--Aerosaurus •X
   |     `--Varanops •X
   `--+--Ophiacodontidae X MH, Tax
      |  |--Archaeothyris •X 
      |  `--Ophiacodon •X 
      `--+--Edaphosauridae X MH, Tax
         |  |--Ianthasaurus •X 
         |  `--Edaphosaurus •X 
         `--Sphenacodontia
            |--Haptodus •X
            `--+--Sphenacodontidae X MH, Tax
               |  |--Sphenacodon •X
               |  `--+--Dimetrodon •X
               |     `--Secodontosaurus •X
               `--THERAPSIDA
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