Ambulocetus
"Ambulocetus" is classified in the group Archaeoceti—the ancient forerunners of modern cetaceans whose members span the transition from land to sea—and in the family Ambulocetidae , which includes "Himalayacetus" and "Gandakasia" ( also from the Eocene of the Indian subcontinent ) . 
<triplet> Ambulocetus <subj> Ambulocetidae <obj> parent taxon <triplet> Ambulocetidae <subj> Archaeoceti <obj> parent taxon <triplet> Gandakasia <subj> Ambulocetidae <obj> parent taxon