- A spine arising from the lateral margin of the first segment of the antennular peduncle in shrimps [Chace and Hobbs, 1969].Pointed scale arising from the lateral base of the first segment of the antennular peduncle (Fig. 3B) [Perez Farfante and Kensley, 1997].Rounded or spiniform process on outer part of proximal segment of antennular peduncle in some decapods (e.g., natantian decapods). (Syn. antennular scale) [Moore and McCormick, 1969].Rounded or spiniform process on outer part of proximal segment of antennular peduncle. (Syn. antennular scale) [McLaughlin, 1980].Scale arising from lateral base of first article of antennular peduncle [Poore, 2004].Spine arising from lateral margin of first segment of antennular peduncle [Butler, T.H.].Spine or rounded lobe on lateral aspect of basal article of antennule [Williams, 1984].(Order Decapoda):In antennule of shrimp-like (natantian) decapod, process projecting from outer (lateral) part of first segment of peduncle. Extending over and considered to protect statocyst. (scale-like, spiniform; tip: lanceolate, pointed, rounded, truncate; margins: convex, fringed with hairs, linear, sinuous, straight). (Syn. antennular scale, antennular spine) [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.