Mesoamerican Long Count calendar 18. Thus 0.0.1.0.0 does not represent 400 days, but rather only 360 days and 0.0.0.17.19 represents 359 days. The name "b'ak'tun" was invented by modern scholars. The numbered Long Count was no longer in use by the time the Spanish arrived in the Yucatán Peninsula, although unnumbered k'atuns and tuns were still in use. Instead the Maya were using an abbreviated Short Count. Long Count dates are written with Mesoamerican numerals, as shown on this table. A dot represents "1" while a bar equals "5". The shell glyph was used to represent the zero concept. The Long Count calendar required
Yoruba calendar clear(ly foreseen), calendar'. The traditional Yoruba calendar (Kojoda) has a 4-day week and 91 weeks in a year. The Yoruba year spans from 3 June of a Gregorian calendar year to 2 June of the following year. According to the calendar developed by Remi-Niyi Alaran, the Gregorian year 2015 AD is the 10,057th year of Yoruba records of time. With the British colonial and European cultural invasions, came the need to reconcile with the Gregorian calendar: Yoruba people also measure time in seven days a week and 52 weeks a year. Note: since there are thirteen months in the Youruba