Famous Precambrian Era Plants Ideas
Famous Precambrian Era Plants Ideas. The precambrian era, also known as the precambrian supereon, is a period of time in earth’s history that covered approximately 4 billion years, which is about 90% of the entire history of the earth. Cyanobacteria live in the roots of some plants such as.

It began when the planet was formed, about 4.6 billion years ago, and lasted until 570 million years ago, making it the longest stage in history. As originally described, the cambrian system was overlain by the silurian system, which was named, also in 1835, by scottish geologist roderick i. The three main categories were sponges, cnidarians, and annelids.








