Proximal of two divisions (peduncle, flagellum) of antennule or antenna. In antennule, typically consists of three segments (also termed protopod) and bears tylocerite. In antenna, typically consists of two-segmented protopod and two- or three-segmented endopod and bears scaphocerite. (See also ocular peduncle)
(M. Stachowitsch, 1992)

Alternative forms for peduncle : peduncular, pedunculate.