madreporite

n.

（棘皮动物的）筛板，穿孔板；

sea urchin apical disc
Structure of the pore canal of the echinoid madreporite
Rate of water admission through the madreporite of a starfish
The Function of the Madreporite in Body Fluid Volume Maintenance by an Intertidal Starfish, Pisaster ochraceus.
Seawater inflow through the madreporite and internal body regions of a starfish (Leptasterias hexactis) as demonstrated with fluores...
Cytology and function of the madreporite systems of the starfish Henricia Sanguinolenta and Asterias Vulgaris
The Relation of the Madreporite to the Physiological Anterior End in the Twenty-Rayed Starfish, Pycnopodia helianthoides (Stimpson)
Madreporite Function and Fluid Volume Relationships in Sea Urchins.
Structure and Function of the Pore Canals of the Sea Urchin Madreporite
Transformations of the axial complex of ophiuroids as a result of shifting of the madreporite to the oral side