Mysticeti

from WordNet (r) 3.0 (2006)

Mysticeti
    n 1: baleen whales: right whales; rorquals; blue whales;
         humpbacks [syn: {Mysticeti}, {suborder Mysticeti}]

from The Collaborative International Dictionary of English v.0.48

Mysticeti \Mysticeti\ prop. n.
   A suborder including baleen whales: right whales; rorquals;
   blue whales; and humpbacks.

   Syn: suborder Mysticeti.
        [WordNet 1.5]