One alternative:
Here are 6 frames with 6 particular moth figures displayed:

Any moth from four lists may be displayed in a particular frame, allowing detailed comparisons between illustrations that previously could not be easily compared.  The six frame page requires a reasonably high resolution monitor and a page deffinition set higher than 800x600.  A four frame alternative is available for more modest monitors.

Visit the 6 frame web page!
Visit a 4 frame web page!