Keywords: MID43591, SMID45831, Acheloos 185, I. 1. Prozessionen gr 98, IV. 1.b. Kultorte (Darstellungen) 47, votive relief, relief, Attica, marble, -350/-300, Ekali (Attica), Greece, Athens, National Archaeological Museum, 3874, syrinx, altar, bull, dance, sacrifice, worshipper, praying man, goat, cave, cult monument (tree, crevice), horn, horns, nymph, altar built of field stones, gesture: one forearm raised (worship, prayer, greeting?), Acheloos, Pan, Nysai, Nysiades Nymphai