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  2. Ambulocetidae - Wikipedia

    en.wikipedia.org/wiki/Ambulocetidae

    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]

  3. Archaeoceti - Wikipedia

    en.wikipedia.org/wiki/Archaeoceti

    Archaeoceti ("ancient whales"), or Zeuglodontes in older literature, is a paraphyletic group of primitive cetaceans that lived from the Early Eocene to the late Oligocene 1] Representing the earliest cetacean radiation , they include the initial amphibious stages in cetacean evolution , thus are the ancestors of both modern cetacean suborders ...

  4. Toothed whale - Wikipedia

    en.wikipedia.org/wiki/Toothed_whale

    They may be numerous, with some dolphins bearing over 100 teeth in their jaws. At the other extreme are the narwhals with their single long tusks and the almost toothless beaked whales with tusk-like teeth only in males. [20] In most beaked whales the teeth are seen to erupt in the lower jaw, and primarily occurs at the males sexual maturity. [21]

  5. Basilosaurus - Wikipedia

    en.wikipedia.org/wiki/Basilosaurus

    Basilosaurus (meaning "king lizard") is a genus of large, predatory, prehistoric archaeocete whale from the late Eocene, approximately 41.3 to 33.9 million years ago (mya). First described in 1834, it was the first archaeocete and prehistoric whale known to science. [ 2 ]

  6. 9-million-year-old marine fossils found beneath California ...

    www.aol.com/news/9-million-old-marine-fossils...

    Millions of prehistoric marine fossils were discovered beneath a California high school over the course of a multi-year construction project. The relics recovered at San Pedro High School included ...

  7. Ancient four-legged whale from Peru walked on land ... - AOL

    www.aol.com/news/ancient-four-legged-whale-peru...

    Scientists have unearthed fossils in a coastal desert of southern Peru of a four-legged whale that thrived both in the sea and on land about 43 million years ago in a discovery that illuminates a ...

  8. A teen found a 34-million-year-old whale skull in her backyard

    www.aol.com/teen-found-34-million-old-193705108.html

    The whale's remains suggest it's a smaller relative of Basilosaurus cetoides, which lived along Alabama's coast 34-40 million years ago. ... When they found one of the creature's huge teeth, they ...

  9. Evolution of cetaceans - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_cetaceans

    Modern baleen whales, Balaenopteridae (rorquals and humpback whale, Megaptera novaengliae), Balaenidae (right whales), Eschrichtiidae (gray whale, Eschrictius robustus), and Neobalaenidae (pygmy right whale, Caperea marginata) all have derived characteristics presently unknown in any cetothere and vice versa (such as a sagittal crest [42]). [43]