Salt Marsh Moth or Acrea Moth

The head and thorax are white with the abdomen being yellow-orange with a row of black spots. The fore wing is white with a variable amount of black spots (some individuals lack these spots). The hind wing is yellow-orange in males and white in females. Both sexes have 3-4 black spots or blotches on their hind wings. The wingspan measures 4.5 to 6.8 cm.[1]