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Synapsida (mammal-like reptiles and mammals)
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# non-therapsids |
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Therapsida (mammals and their extinct relatives) |
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# Biarmosuchia |
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# Eotitanosuchia |
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# Dinocephalia |
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# Anomodontia |
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Theriodontia |
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# Gorgonopsia |
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# Therocephalia |
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Cynodontia |
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'non-mammals' |
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Subclass:
Mammalia |
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