 Their symbolic content is still unknown although the cruciform motives are identical to those of the side walls on the church in La Jalca, which, according to the local tradition, would have been raised by the mythical Juan Oso, or "small bear".The mausoleums of Chachapoyas do not present Inca cultural influences, but they surface relatively late in Peruvian archeological history.In 1950, Paule and Henry Reichlen estimated that they might date of the 14th century C.E.