Skeletons of terrestrial cetaceans and the relationship of whales to artiodactyls

Abstract

Modern members of the mammalian order Cetacea (whales, dolphins and porpoises) are obligate aquatic swimmers that are highly distinctive in morphology, lacking hair and hind limbs, and having flippers, flukes, and a streamlined body. Eocene fossils document much of cetaceans' land-to-water transition, but, until now, the most primitive representative for… (More)
DOI: 10.1038/35095005

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