paleozoic era

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• Paleozoic Era — or Palaeozoic Era Major interval of geologic time, с 543–248 million years ago. From the Greek for ancient life, it is the first era of the Phanerozoic Eon and is followed by the Mesozoic Era. It is divided into six periods: (from oldest to… …   Universalium

• Paleozoic era — noun from 544 million to about 230 million years ago • Syn: ↑Paleozoic • Instance Hypernyms: ↑era, ↑geological era • Part Meronyms: ↑Permian, ↑Permian period, ↑ …   Useful english dictionary

• Paleozoic era — n. Palaeozoic Era, early geological period in the geologic timescale during which era fish reptile and insects first appeared on Earth …   English contemporary dictionary

• Paleozoic — era 542   251 million years ago Key events in the Paleozoic view • edit …   Wikipedia

• Paleozoic — [pā΄lē ə zō′ik] adj. [ PALEO + ZO + IC] [sometimes p ] designating or of the first geologic era of the Phanerozoic Eon, characterized by the development of the first fishes, amphibians, reptiles, and land plants designating or of the first… …   English World dictionary

• Era Paleozoica — Saltar a navegación, búsqueda Eón Era M. años Fanerozoico Cenozoico 65,5 ±0,3 Mesozoico 251,0 ±0,4 Paleozoico 542,0 ±1,0 …   Wikipedia Español

• era — /ear euh, er euh/, n. 1. a period of time marked by distinctive character, events, etc.: The use of steam for power marked the beginning of an era. 2. the period of time to which anything belongs or is to be assigned: She was born in the era of… …   Universalium

• ERA — 1. Also, era Baseball. See earned run average. 2. Emergency Relief Administration. 3. Equal Rights Amendment: proposed 27th amendment to the U.S. Constitution that would prohibit discrimination on the basis of sex. * * * I Very long span of… …   Universalium

• Paleozoic — /pay lee euh zoh ik/ or, esp. Brit., /pal ee /, Geol. adj. 1. noting or pertaining to an era occurring between 570 million and 230 million years ago, characterized by the advent of fish, insects, and reptiles. See table under geologic time. n. 2 …   Universalium

• Paleozoic — 1. adjective Of a geologic era within the Phanerozoic eon that comprises the Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Permian periods from about 542 to 250 million years ago, from the age …   Wiktionary

• Paleozoic — Pa•le•o•zo•ic [[t]ˌpeɪ li əˈzoʊ ɪk[/t]] esp. brit. [[t]ˌpæl i [/t]] adj. 1) gel noting or pertaining to a geologic era occurring between 570 million and 230 million years ago, when fish, insects, and reptiles first appeared 2) gel the Paleozoic… …   From formal English to slang