|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Mammalia - Rodentia - Castoridae
It was assigned to Glires by Linnaeus (1758); to Palmipeda by Illiger (1811); to Castorina by Gray (1825); to Rodentia by Leidy (1860); to Castoridae by Hay (1902), Wilson (1967), Kurten and Anderson (1980), Shoshani et al. (1989) and McKenna and Bell (1997); and to Castorinae by Rybczynski (2007).
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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.