EON PROTEROZOIC (sijo)
Empires Of Nobility, Prokaryotic Rulers.
Oxygenated Transitory Eukaryotic Relics.
Obliterated Zooids Of Icy Cryogenation.
PALEO-PROTEROZOIC (haiku)
One billion years.
Apart from catastrophe,
not a lot happened.
MESO-PROTEROZOIC (tanka)
Life-forms discovered
Sexual Reproduction.
The Earth moved below.
Colliding tectonic plates
created Rodinia.
NEO-PROTEROZOIC
Nebulous
Ed iacaran
Organisms.
Proto-animal
Rarities.
Otherworldly
Terrestrial
E nigmas.
Random
Outcast
Zoolites
O f
Inimitable
Creation.