pallial line
1pallial line — noun also pallial impression : a mark on the inner surface of a bivalve shell more or less parallel with the margin caused by the attachment of the mantle …
2pallial line — (MOLLUSCA: Bivalvia) A fine, single lined impression near the periphery of each valve, produced by the edge of the mantle and indicating the internal line of attachment of the mantle to the shell …
3disjunct pallial line — (MOLLUSCA: Bivalvia) A pallial line broken up into unequal muscle attachments …
4Pallial — Pal li*al, a. [L. pallium a mantle. See {Pall}.] (Zo[ o]l.) Of or pertaining to a mantle, especially to the mantle of mollusks; produced by the mantle; as, the pallial line, or impression, which marks the attachment of the mantle on the inner… …
5Pallial chamber — Pallial Pal li*al, a. [L. pallium a mantle. See {Pall}.] (Zo[ o]l.) Of or pertaining to a mantle, especially to the mantle of mollusks; produced by the mantle; as, the pallial line, or impression, which marks the attachment of the mantle on the… …
6Pallial sinus — Pallial Pal li*al, a. [L. pallium a mantle. See {Pall}.] (Zo[ o]l.) Of or pertaining to a mantle, especially to the mantle of mollusks; produced by the mantle; as, the pallial line, or impression, which marks the attachment of the mantle on the… …
7pallial region — (MOLLUSCA: Bivalvia) Marginal region inside the shell next to the pallial line …
8pallial sinus — 1. (BRACHIOPODA) see mantle canal. 2. (MOLLUSCA: Bivalvia) A notch or recess in the pallial line …
9pallial sinus — noun 1. : an often conspicuous inward bend in the posterior part of the pallial line of a bivalve mollusk 2. : any of the branching channels through which fluids circulate in the mantle of a brachiopod …
10pallial impression — noun see pallial line …