Discoid calcareous nodule common in stomodeum of some decapods [Moore and McCormick, 1969].
(Order Decapoda):
Disc-shaped, calcareous nodule in anterior region of cardiac stomach [Stachowitsch, 1992].
(Order Decapoda):
Discoid calcareous nodule, common in stomodeum [McLaughlin, 1980].
Crustacea glossary. Natural History Museum of Los Angeles County. 2011.