Lamellated, divided into distinct plaits or foliations.
Laminæ, thin plates, laid one coat above another.
Lanceolate, oblong, and gradually tapering like the head of a lance.
Lateral, extending to one side from the centre.
Latticed, having longitudinal lines or furrows, decussate by transverse ones.
Lenticulate, doubly convex, of the form of a lens.
Ligament, a solid body, softer than a cartilage, but harder than a membrane, which connects the valves in bivalves.
Limb, the margin of bivalve shells.
Linear, composed of lines.
Lineate, marked with lines.