That is to say, mythogenetics: agentive and intentional memes enact narrative memes . . .
How about stories as "grammatical games" that consist chiefly of nouns (agents) and verbs (actions)—and, by extension, adjectives and adverbs. Verbs as "intentional memes"—with nouns as agentive memes, perhaps (see http://onlyagame.typepad.com/only_a_game/2005/10/fractal_stories.html).
From game design theory (see also—by way of a contrast—"We hate memes, pass it on . . ." http://neuroanthropology.net/2008/06/12/we-hate-memes-pass-it-on/).