Archaeoceti

== Translingual == === Etymology === From Ancient Greek ἀρχαῖος (arkhaîos, “ancient”) + κῆτος (kêtos, “whale”). === Proper noun === †Archaeoceti A taxonomic group within the infraorder Cetacea – ancient extinct whales. ==== Usage notes ==== †Archaeoceti is a paraphyletic group of the earliest cetaceans, from the early Eocene to the late Oligocene (55 to 23 million years ago). ==== Synonyms ==== †Zeuglodontes (obsolete) ==== Hypernyms ==== (suborder): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Deuterostomia – infrakingdom; Chordata – phylum; Vertebrata – subphylum; Gnathostomata – infraphylum; Tetrapoda – superclass; Mammalia – class; Theria – subclass; Eutheria/Placentalia – infraclass; Artiodactyla – order; Cetacea – infraorder ==== Hyponyms ==== (suborder): †Ambulocetidae, †Basilosauridae, †Pakicetidae, †Protocetidae, †Remingtonocetidae – families === References === Archaeoceti on Wikipedia.Wikipedia Archaeoceti on Wikispecies.Wikispecies Category:Archaeoceti on Wikimedia Commons.Wikimedia Commons