Phasmida (Stick Insects) is an order of insects. There are 3281 species of Stick Insects, in 500 genera and 13 families. It includes groups like Diapheromeridae, Agathemeridae, and Walking Sticks.
Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry