> I have a nagging notion that not all of the world's pentatonic scales are > anhemitonic "pentatonic" is used somewhat broadly in some circles -- the list of scales from John Chalmers and Manuel Op de Coul has at least 25 (my copy of that list is out of date -- it's scales.cl in the CLM distribution, and my url for the original (several years old) is ftp://ftp.cs.ruu.nl/pub/MIDI/DOC/scales.zip.)