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Synapsida (Clade) ..†Pelycosauria (Order) - pelycosaurs ..Therapsida (Clade) ....†Anomodontia ([unranked]) ....†Biarmosuchia ([unranked]) ....†Dinocephalia ([unranked]) ....Theriodontia ([unranked])

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Last updated: 21 Sep 2025