Definitions
Mesogastric lobe
- Medial division of gastric region of decapod (brachyuran) carapace, generally pentagonal in outline with long narrow forward prolongation. [Moore and McCormick, 1969]
- Median lobe or subregion of gastric region; pentagonal in form, and with long, narrow, anterior prolongation. [Williams, 1984]
- (Taxon-specific: Order Decapoda) See: Carapace regions f [McLaughlin, 1980]