http://adferoafferro.wordpress.com/2009/03/16/photography-typology/
"Typology is the study of types, and a photographic typology is a suite of images or related forms, shot in a consistent, repetitive manner; to be fully understood, the images must be viewed as a complete series (Kristine McKenna, "Photo Visions," Los Angeles Times, 29 Dec 1991)."