How to use this material

Viewers are advised to download the PDF text of this project and use it as an accompanying  text while playing  the recordings provided by the site for the examples cited in the text. It is not possible to view the PDF and play the audio files at the same time in this site.  The use of headphones when listening to the recordings is recommended. The section on dorsals is currently being revised, and should be completed by the end of June 2018.  Revision of the section on glottals will then follow.