Definitions
Head shield
- See cephalic shield. [Brusca and Brusca, 2002]
- (Taxon-specific: Order Cladocera) Variously developed, unpaired, shield-like structure covering head. [Stachowitsch, 1992]
- (Taxon-specific: Class Cephalocarida) Cephalic shield. [Stachowitsch, 1992]
- (Taxon-specific: Class Remipedia) Cephalic shield. [Stachowitsch, 1992]