The definitions of Tribe, Culture, and Subculture are as follow:
Subculture: an identifiably separate social group within a larger culture, especially one regarded as existing outside mainstream society.
Culture: A. art, music, literature, and related intellectual activities, B. the beliefs, customs, practices, and social behavior of a particular people, C. a group of people whose shared beliefs or practices identify the particular place, class, or time to which they belong.
Tribe: A. a society or division of a society whose members have ancestry, customs, beliefs, or leadership in common, B. a large family (unofficial) , C. a group of people who have things in common such as an occupation, religion, social background, or political viewpoint.
With all that, I see they are much the same... yet uniquely different. I wish I could travel more, and maybe even live among the Dine in my beloved Dine Bikeyah... if only my heath would a low it...
~ Traveller Gal, out!