Anterior portion of gnathothorax in Cumacea, formed by pair of anterolateral parts of cephalic shield grown forward so as to meet medially in front of true rostrum [Moore and McCormick, 1969].
(Order Cumacea):
Anterior part of carapace formed by pair of forward projecting plates [McLaughlin, 1980].
(Order Cumacea):
Anterior projection of carapace formed by two adjoining pseudorostral lobes. (horizontal, upturned, reflexed; acute, blunt; simple, with long setae) [Stachowitsch, 1992].
(Order Decapoda):
In certain crab-like (brachyuran) decapods, anterior extension of carapace formed by fusion of two projecting teeth of frontal margin [Stachowitsch, 1992].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.