It attracts the Douglas fir beetle, western budworm and tussock moth. It is a larval food of monarch butterflies and milkweed tussock moth larvae. The sycamore tussock moth caterpillar has been documented causing urticaria (hives). Orgyia leucostigma, the white-marked tussock moth, is a moth in the family Erebidae. Orgyia antiqua, the rusty tussock moth or vapourer, is a moth in the family Erebidae. Halysidota schausi, or Schaus' tussock moth, is a species of moth in the family Erebidae. Other organisms include&colon; question mark butterfly, tussock moth, red-spotted purple and red admiral.