- In copepods, part of body behind major articulation marking posterior boundary of prosome; in amphipods, last three abdominal somites bearing modified appendages [Moore and McCormick, 1969].Limbless abdomen of some copepods [Brusca and Brusca, 2002].Part of body behind major articulation (Copepoda); also last 3 abdominal somites bearing modified appendages (Amphipoda) [McLaughlin, 1980].Posterior division of the abdomen in amphipods; bears appendages (uropods) and telson [Brusca and Brusca, 2002].(Order Amphipoda):Posterior of two subdivisions (pleosome, urosome) of abdomen (pleon). Consists basically of three somites (urosomites), each bearing pair of appendages (uropods) [Stachowitsch, 1992].(Subclass Copepoda):That part of the adult copepod body posterior to the major body articulation [Ferrari and Dahms, in press].(Subclass Copepoda):The region of the body posterior to the major articulation, includes the fifth pedigerous somite in podopleans, but not in gymnopleans [Boxshall and Halsey, 2004].(Class Ostracoda):
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.