from The Century Dictionary and Cyclopedia
- n. A sac-like expansion of the alimentary canal in the females of many parasitic isopod crustaceans, as Portunion mænadis, in which the inner wall projects into the lumen in the shape of numerous long processes covered with chitinous intima. In this region the absorption of food takes place.
Sorry, no etymologies found.
The fore half, the head-gut (cephalogaster), becomes the organ of respiration (branchial gut, Figure 2.245 k); the hind half, the trunk-gut (truncogaster), alone acts as digestive organ (hepatic gut, d).