A flathead lobster in defensive position.

(Jahir 1, Lembeh Strait, Sulawesi, Indonesia)

arthropod; crustacean; decapod; lobster; slipper lobster; flathead lobster; Arthropoda; subP Crustacea; Malacostraca; Decapoda; subOrder Pleocyemata; infraOrder Palinura (or Achelata); superFamily Palinuroidea; Scyllaridae; Thenus orientalis, South Pacific