The term 'Pilot Whale' is a common name for two species of cetaceans in the genus Globicephala. They are members of the DOLPHIN family and are found in all oceans of the world. The two species are the Long-finned Pilot Whale and the Short-finned Pilot Whale. The scientific name for the Long-finned Pilot Whale is Globicephala melas, while the scientific name for the Short-finned Pilot Whale is Globicephala macrorhynchus. Both species are commonly referred to as dolphins, which is why the crossword solution was 'DOLPHIN'.