Robert P. Munafo, 2011 Feb 28.
The dwell bands are the regions of solid color that appear in a standard view of the Mandelbrot Set; they are also called level sets. All points in a dwell band have the same dwell. They are separated from one another by the "contour lines" or lemniscates.
each dwell band is plotted in a distinct color
revisions: 19980202 oldest on record; 20110228 add image
From the Mandelbrot Set Glossary and Encyclopedia, by Robert Munafo, (c) 1987-2013. Mu-ency index