Ammon the Great, Abbot - Brief paragraph. - http://www.saintpatrickdc.org/ss/1004.htm#ammo
Ammonas - Short biography, by Karen Rae Keck. - http://www2.evansville.edu/ecoleweb/glossary/ammonas.html
St. Ammon - Also called Amun or Amus. One of the desert fathers. Lived with his wife for 18 years as brother and sister, after which he became a hermit in Nitria and she also became a monk. Fourth-century Egypt. - http://www.newadvent.org/cathen/01430e.htm