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Tetradiidae
Taxonomy
Tetradiidae was named by Nicholson (1879).
It was assigned to Tetradiida by Klaamann (1966) and Murray (1985).
It was assigned to Tetradiida by Klaamann (1966) and Murray (1985).
Subtaxa
Synonymy list
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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. †Tetradiidae Nicholson 1879
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G. †Paratetradium Sokolov 1955
G. †Rhabdotetradium Sokolov 1955
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†Rhabdotetradium frutex Klaamann 1966
†Rhabdotetradium jiangshanense Lin and Zou 1980
Diagnosis
No diagnoses are available