- Second or distal segment of the protopodite of antenna, to which are attached the scale and peduncle [Butler, T.H.].Second segment of antennal peduncle (in Caridea bearing scaphocerite) [Moore and McCormick, 1969].Second segment of antennal peduncle, bearing scaphocerite (Caridea) [McLaughlin, 1980].Spine on dorsal side of basis of antenna; sometimes more lateral than dorsal [Martin, 2005].(Order Decapoda):
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.