Basic body plan diagram of T. australiensis: A) Dorsal view and B) ventral view. Scale 19cm. a, abdomen segment (1: first, 5:fifth); an, antennae; al, antennule (2: second, 4: fourth); c, carapace; e,eye; m, mouth; p, pleopod (1: first, 4: fourth); pe, pereiopod (1: first, 5:fifth); t, telson; u, uropod.