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Search Issues: Update 2026-09-16 - Repairs to some of our search pages are ongoing. Thank you for your continued patience!
Meanwhile, elements of the Advanced Search are working and the Alphabetical Listings are working, too.
the marking of the 52-year calendar period (see attestations, and see xiuhmolpilli)
According to Gordon Whittaker (personal communication 4/19/2023), xiuhtlalpilli was the real term that we should be using in place of xiuhmolpilli to refer to the marking of the 52-year calendar period.