animal order - the order of animals

Charadriiformes, order Charadriiformes - large diverse order of aquatic birds found along seacoasts and inland waters: shorebirds and coastal diving birds; most feed on anima life

family Laridae, Laridae - gull family: gulls and terns

family Rynchopidae, Rynchopidae - coextensive with the genus Rynchops: skimmers

family Stercorariidae, Stercorariidae - jaegers and skuas: