میانه‌زیستی

Key facts

Geologic timespan.name

Mesozoic Era

Geologic timespan.color

Mesozoic

Geologic timespan.top_bar

Phanerozoic

Geologic timespan.time_start

251.902

Geologic timespan.time_start_uncertainty

0.024

Geologic timespan.time_end

66.0

Geologic timespan.timeline

Mesozoic

Geologic timespan.name_formality

Formal

Geologic timespan.nicknames

Age of Reptiles, Age of Dinosaurs, Age of Conifers

Geologic timespan.celestial_body

earth

Geologic timespan.usage

Global (ICS)

Geologic timespan.timescales_used

ICS Time Scale

Geologic timespan.chrono_unit

Era

Geologic timespan.strat_unit

Erathem

Geologic timespan.timespan_formality

Formal

Geologic timespan.lower_boundary_def

First appearance of the Conodont Hindeodus parvus.

Geologic timespan.lower_gssp_location

Meishan, Zhejiang, China

Geologic timespan.lower_gssp_accept_date

2001

via Wikipedia infobox