Scientific name: 
Forcipiger flavissimus
Distinctive features: 
Elongate snout. Spot on fin below tail base. Black upper head and silvery white below.
Size: 
to 22 cm (8 3/4 in.)

The longnose butterflyfish is identified by its elongate nose. It has a black upper head and silvery white below. The rest of the body is yellow with a large black spot below the tail base.