from The Century Dictionary.
- noun The plane of stratification or bedding in a sedimentary series of rocks. It marks the surface upon which each succeeding layer of sediment was deposited, and, unless subsequently disturbed, is usually almost level.
Sorry, no etymologies found.
In 1972, Horodyski discovered a fossil he referred to as “problematic bedding-plane markings, each resembling a string of flat beads” near Apikuni Mountain formerly Appekunny Mountain; Horodyski, 1982a, 1983a, 1985a, 1993a,b.
Horodyski, R.J., 1982a, Problematic bedding-plane markings from the Middle Proterozoic Appekunny Argillite, Belt Supergroup, Northwestern Montana: Journal of Paleontology, v. 56, p.