1) Family amiidae 2) Fish family 3) Only the bowfins 
The Amiidae are a family of basal ray-finned fishes. The bowfin is the only species to survive today, although additional species in all four subfamilies of Amiidae are known from Jurassic, Cretaceous, and Eocene fossils. Bowfins are now found throughout eastern North America, typically in slow-moving backwaters, canals, and ox-bow lakes. When the...
[n] - only the bowfins
family Amiidae noun only the bowfins