Question

In which geological time period scale insect is given?

Answer 1

Devonian (417), "Age of Fishes", First insect fossils. Fishes dominant. First land plants ... Ferns first appear in the fossil record in the early-Carboniferous period. By the Triassic.
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Answer 2

The geologic time scale (GTS) is a system of chronological dating that classifies geological strata (stratigraphy) in time. It is used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships of events in geologic history.

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