A critique titled for this concept analyzes whether it maps to Yapese concepts of tabinau (“tah-bee-NOW”) or genung (“kah-NONG”). Anthropological understandings of this concept extrapolated from specifically American notions of it, according to a book subtitled for “A Cultural Account” of it by David M. Schneider. Alfred Kroeber (“CROW-bur”) criticized a distinction between descriptive and classificatory versions of this concept, which can also include (*) bifurcate merging. The importance of reciprocity for this concept was advanced by a book titled for its Elementary Structures by Claude Levi-Strauss. (10[2])Versions of this concept named for Sudanese, Hawaiʻian, and Iroquois groups were defined by Lewis Henry Morgan. For 10 points, name this concept which includes systems of matrilineal and patrilineal descent. ■END■