Ambulocetidae

Ambulocetidae
Temporal range: Early Eocene,
Ambulocetus natans
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Artiodactyla
Infraorder: Cetacea
Informal group: Archaeoceti
Family: Ambulocetidae
Thewissen, Madar & Hussain 1996
Genera[1]

Ambulocetidae is a family of early cetaceans from Pakistan. The genus Ambulocetus, after which the family is named, is by far the most complete and well-known ambulocetid genus due to the excavation of an 80% complete specimen of Ambulocetus natans.[2] The other two genera in the family, Gandakasia and Himalayacetus, are known only from teeth and mandibular fragments.[3] Retaining large hindlimbs, it was once thought that they could walk on land—indeed, their name means "walking whales"—, but recent research suggests they may have been fully aquatic like modern cetaceans. Though the research has some limits that cast doubt on this conclusion. [4]

  1. ^ Berta, Sumich & Kovacs 2006, p. 58
  2. ^ Madar, Thewissen & Hussain 2002
  3. ^ Uhen 2010, pp. 201–3
  4. ^ Konami Ando, Shin-ichi Fujiwara, Farewell to life on land – thoracic strength as a new indicator to determine paleoecology in secondary aquatic mammals, First published: 10 July 2016 doi:10.1111/joa.12518

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