Zygorhiza kochii
Temporal range: Eocene-Present (Bartonian-Meghalayan), 43 million-1 years ago

Classifications
Kingdom: Animals (Animalia)
Subkingdom: Eumetazoa (Eumetazoa)
Superphylum: Deuterostome (Deuterostomia)
Phylum: Chordates (Chordata)
Subphylum: Vertebrate (Vertebrata)
Infraphylum: Gnathostome (Gnathostomata)
Superclass: Tetrapods (Tetrapoda)
Clade: Amniotes (Amniota)
Clade: Synapsids (Synapsida)
Clade: Therapsids (Therapsida)
Clade: Cynodonts (Cynodontia)
Clade: Eucynodonts (Eucynodontia)
Clade: Mammaliamorph (Mammaliamorpha)
Clade: Mammaliaformes (Mammaliaformes)
Class: Mammals (Mammalia/Mammalians)
Clade: Theriimorph (Theriimorpha)
Clade: Theriiformes (Theriiformes)
Subclass: Theria (Theria)
Clade: Eutheria (Eutheria)
Infraclass: Placentals (Placentalia/Placentalians)
Magnorder: Neoplacentals (Neoplacentalia) (Christopher Bland The Whale, 2020)
Superorder: Laurasiatheroglires (Laurasiatheroglires) (Christopher Bland The Whale, 2019) (down below here)
Grandorder: Laurasiatheres (Laurasiatheria)
Clade: Ferungulates (Ferungulata)
Mirorder: Ungulates (Ungulata)
Clade: Euungulates (Euungulata)
Clade: Artiodactylamorph (Artiodactylamorpha)
Order: Even-toed ungulates (Artiodactyla/Cetartiodactyla)
Clade: Artiofabula (Artiofabula)
Clade: Cetruminantians (Cetruminantia)
Clade: Cetancodontamorph (Cetancodontamorpha)
Clade: Cetaceopterygian (Cetaceopterygia) (Christopher Bland The Whale, Pearl The Sperm Whale, Bugs Bunny and Lola Bunny, SpongeBob SquarePants and Sandy Cheeks, Porky Pig and Petunia Pig, Davy The Whale, 2021)
Suborder: Whippomorph (Whippomorpha)
Clade: Cetaceamorph (Cetaceamorpha)
Infraorder: Cetacean (Cetaceans/Cetacea)
Clade: Pelagicete (Pelagiceti)
Superfamily: Basilosauroids (Basilosauroidea)
Family: Basilosaurids (Basilosauridae) (Cope, 1868)
Subfamily: Dorudontines (Dorudontinae)
Genus: Zygorhiza (F.W. True, 1908)
Species: Zygorhiza kochii (Reichenbach in Carus, 1847)

NEOPLACENTALIA SYNONYMS
Neoplacentals (Neoplacentalia) (Christopher Bland The Whale, 2020)
Neotheres (Neotheria) (Christopher Bland The Whale, 2020)
Exarchontoplacentals (Exarchontoplacentalia) (Christopher Bland The Whale, 2020)
Exprimatoplacentals (Exprimatoplacentalia) (Christopher Bland The Whale, 2020)

LAURASIATHEROGLIRES SYNONYMS
Cetoglires (Cetoglires) (Christopher Bland The Whale, 2019)
Supracetaceans (Supracetacea) (Christopher Bland The Whale, 2019)
Cetaceoglires (Cetaceoglires) (Christopher Bland The Whale, 2019)
Supralaurasiatheres (Supralaurasiatheria) (Christopher Bland The Whale, 2019)
Supracetes (Supraceti) (Christopher Bland The Whale, 2019)
Cetolagomorph (Cetolagomorpha) (Christopher Bland The Whale, 2019)
Lagocetaceans (Lagocetacea) (Christopher Bland The Whale, 2019)
Lagocetes (Lagoceti) (Christopher Bland The Whale, 2019)
Cetorodents (Cetorodentia) (Christopher Bland The Whale, 2019)

PELAGICETI SYNONYMS
Neocetaceamorph (Neocetaceamorpha) (Christopher Bland The Whale, 2020)
Neocetaceaformes (Neocetaceaformes) (Christopher Bland The Whale, 2020)

Biological information
Living: North Atlantic Ocean
Diet: Carnivore
Size: 20 feet long in length

Info
Zygorhiza kochii (meaing: "Koch's yoked-roots) is a species of dorudontine basilosaurid whale that lived in Eocene-Holocene about 43,900,00 to 1 BC and what is now lived in North America and probably ocean worldwide. This genus named by F.W. True in 1908, but originally species as either Basilosaurus or Dorudon in 1847 by Reichenbach in Carus.