- A shark of the genus Sphyrna or Zygaena, having the
eyes set on projections from the sides of the head, which gives it a
hammer shape. The Sphyrna zygaena is found in the North Atlantic.
Called also hammer fish, and balance fish. - A fresh-water fish; the stone-roller. - An African fruit bat (Hypsignathus monstrosus); -- so
called from its large blunt nozzle.