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Taxon:
Family
Heptaxodontidae
Anthony, 1917
(mammal)
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Entity:
Octodontoidea (Superfamily)
..Abrocomidae (Family) - chinchilla-rats
..Capromyidae (Family) - hutias and nutria
..†Caviocricetus (Genus)
..Ctenomyidae (Family) - tuco-tucos
..†Dicolpomys (Genus)
..Echimyidae (Family) - spiny rats
..†Morenella (Genus)
..Myocastoridae (Family)
..Octodontidae (Family) - octodonts
..†Plataeomys (Genus)
..‡Heptaxodontidae (Family)
....‡Amblyrhiza (Genus)
....‡Clidomys (Genus)
....‡Elasmodontomys (Genus)
....†Pentastylomys (Genus)
....†Tetrastylomys (Genus)
Basic information
Distribution
:
Neotropic/Middle & South America
Period
:
Late Miocene - Holocene [11.63 Ma - present]
Status
:
extinct
©2004-2025 Universal Taxonomic Services
Last updated:
21 Sep 2025