| abbr., unit.meas. |
pl. megaanna ago (MichaelBurov); pl. megaannums ago (MichaelBurov); mega annum ago (MichaelBurov); pl. mega anna ago (MichaelBurov); pl. mega annums ago (MichaelBurov); pl. mega-anna ago (MichaelBurov); pl. mega-annums ago (MichaelBurov); megayears ago (MichaelBurov); million years ago (MichaelBurov); ago (MichaelBurov); million years old (MichaelBurov) |
