title: Swallowtail
text: # Swallowtail
  
  Swallowtail may refer to:
  
  * Swallowtail catastrophe or swallowtail surface, a singularity occurring in the part of mathematics called catastrophe theory
  * Swallow-tail coat, a formal tailcoat worn traditionally as part of the white tie dress code
  * Swallowtail butterfly, large colorful butterflies from the family Papilionidae
  * Swallowtail (film), 1996 film directed by Shunji Iwai
  * Swallowtail (flag), a term in vexillology
  * Swallowtail joint in woodworking, see Dovetail joint
  * The Swallow's Tail, a painting by Salvador Dalí, inspired by the swallowtail catastrophe
  * Swallowtail, a butler café in Tokyo, Japan
  * Swallowtail, a Wolf Alice song from their debut album My Love Is Cool
  