Definitions
Antennal notch
- (Taxon-specific: Order Cumacea) On each side of carapace, notch in anterior border below pseudorostrum. Antennules and occasionally antennae project through antennal notch. Lower extension of notch termed anterolateral angle or corner. (deep, shallow).
(syn. antennal sinus) [Stachowitsch, 1992]