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The Paleozoic (/ˌpæli.əˈzoʊ.ɪk, -i.oʊ-, ˌpeɪ-/ PAL-ee-ə-ZOH-ik, -ee-oh-, PAY-; or Palaeozoic) Era is the first of three geological eras of the Phanerozoic Eon. Beginning 538.8 million years ago (Ma), it succeeds the Neoproterozoic (the last era of the Proterozoic Eon) and ends 251.9 Ma at the start of the Mesozoic Era. The Paleozoic is subdivided into…
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Paleozoic | Alternate spelling(s) | Palaeozoic | 1.00 | infobox |
| Paleozoic | Celestial body | Earth | 1.00 | infobox |
| Paleozoic | Chronological unit | Era | 1.00 | infobox |
| Paleozoic | Lower boundary definition | Appearance of the Ichnofossil Treptichnus pedum | 1.00 | infobox |
| Paleozoic | Lower boundary GSSP | Fortune Head section, Newfoundland, Canada .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,… | 1.00 | infobox |
| Paleozoic | Lower GSSP ratified | August 1992 (as base of Cambrian): 5 | 1.00 | infobox |
| Paleozoic | Name formality | Formal | 1.00 | infobox |
| Paleozoic | Regional usage | Global (ICS) | 1.00 | infobox |
| Paleozoic | Stratigraphic unit | Erathem | 1.00 | infobox |
| Paleozoic | Time scale(s) used | ICS Time Scale | 1.00 | infobox |
| Paleozoic | Upper boundary definition | First appearance of the Conodont Hindeodus parvus. | 1.00 | infobox |
| Paleozoic | Upper boundary GSSP | Meishan, Zhejiang, China 31°04′47″N 119°42′21″E / 31.0798°N 119.7058°E / 31.0798; 119.7058 | 1.00 | infobox |
| Paleozoic | Upper GSSP ratified | March 2001: 102 | 1.00 | infobox |
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