ෆැනෙරොසොයික
| Phanerozoic | |
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 Fauna and flora from each of the twelve periods of the Phanerozoic. From top left: Cambrian, Ordovician, Silurian, Devonian, Carboniferous, Permian, Triassic, Jurassic, Cretaceous, Paleogene, Neogene, and Quaternary species. | |
| Chronology | |
| Etymology | |
| Name formality | Formal |
| Usage information | |
| Celestial body | Earth |
| Regional usage | Global (ICS) |
| Time scale(s) used | ICS Time Scale |
| Definition | |
| Chronological unit | Eon |
| Stratigraphic unit | Eonothem |
| First proposed by | George Halcott Chadwick, 1930 |
| Time span formality | Formal |
| Lower boundary definition | Appearance of the Ichnofossil Treptichnus pedum |
| Lower boundary GSSP | Fortune Head section, Newfoundland, Canada 47°04′34″N 55°49′52″W / 47.0762°N 55.8310°W |
| GSSP ratified | 1992 |
| Upper boundary definition | N/A |
| Upper boundary GSSP | N/A |
| GSSP ratified | N/A |
ෆැනෙරොසොයික යුගය (ඉංග්රීසි: Phanerozoic) යනු භූ විද්යාත්මක කාල පරිමාණයේ හතරවන සහ වත්මන් යුගය වේ.
භාහිර සබැඳි
ෆැනෙරොසොයික හා සබැඳි මාධ්ය විකිමාධ්ය කොමන්ස් හි ඇත.
මහ පොළොවේ භූවේදාත්මක ඉතිහාසය | |||||||||||||
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| Cenozoic Era (present–66.0 Ma) |
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| Mesozoic Era(66.0–252 Ma) |
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| Paleozoic Era(252–539 Ma) |
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| Proterozoic Eon (539 Ma–2.5 Ga) |
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| Archean Eon (2.5–4 Ga) |
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| Hadean Eon (4–4.6 Ga) | |||||||||||||
ka = kiloannum (thousands years ago); Ma = megaannum (millions years ago); Ga = gigaannum (billions years ago). See also: Geologic time scale •  Geology ද්වාරය •  World ද්වාරය | |||||||||||||
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| පරිණාමය |
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| Populationgenetics |
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| Tempo and modes |
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| Speciation |
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| ඉතිහාසය |
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| Philosophy |
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| Related |
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| අධිකාරී පාලනය: ජාතික |
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