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Tritosternidae (disused)
Taxonomy
Tretosterninae was named by Lydekker (1889).
It was reranked as the family Tritosternidae by Jaekel (1911).
It was assigned to Chelydridae by Lydekker (1889); and to Cryptodiri by Jaekel (1911).
It was reranked as the family Tritosternidae by Jaekel (1911).
It was assigned to Chelydridae by Lydekker (1889); and to Cryptodiri by Jaekel (1911).
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Tritosternidae Lydekker 1889
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Diagnosis
No diagnoses are available