tail fan

anatomy

Learn about this topic in these articles:

In malacostracan: Locomotion
…propulsion is provided by the tail fan. In amphipods the tail fan (consisting of three pairs of uropods and telson) provides a sudden forward thrust. In eucaridans (especially decapods) the tail fan (paired uropods and telson) provides a characteristic “tail-flip” or sudden backward escape reaction.
Read More