Ediacaran
also Ediacara adjective Etymology: Ediacara Hills, South Australia Date: 1966 being or belonging to an assemblage of extinct multicellular marine organisms of the late Precambrian era <
Ediacaran fauna
>
Ediacaran noun

New Collegiate Dictionary. 2001.

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  • Ediacaran — Geological period o2=8 co2=4500The Ediacaran Period (IPAEng|ˌiːdiˈækərən, named after the Ediacara Hills of South Australia) is the last geological period of the Neoproterozoic Era, just preceding the Cambrian Period of the Paleozoic Era. Its… …   Wikipedia

  • Ediacaran — 1. adjective of a geologic period within the Neoproterozoic era from about 620 to 542 million years ago 2. noun the ediacaran period …   Wiktionary

  • Ediacaran — /ɛdiəˈkɛərən/ (say edeeuh kairuhn) adjective 1. relating to the geological period or a system of rocks comprising the final period of the Proterozoic aeon, extending from about 600–542 million years ago. –noun 2. the Ediacaran period or system of …   Australian English dictionary

  • ediacaran — edi·a·car·an …   English syllables

  • ediacaran — …   Useful english dictionary

  • End-Ediacaran extinction — Evidence suggesting that a mass extinction occurred at the end of the Ediacaran period, Ma|542, includes: *A mass extinction of acritarchs *The sudden disappearance of the Ediacara biota and calcifying organisms; *The time gap before Cambrian… …   Wikipedia

  • List of Ediacaran genera — This is a list of all known genera of Ediacaran biota.A{|width= 100% * Albumares * Anfesta * Annulusichnus ichnotaxon * Andiva * Arborea * Archaeaspinus * Archaeichnum ichnotaxon * Arenicolites ichnotaxon * Arkarua * Aspidella * Ausia B*… …   Wikipedia

  • Ediacara biota — The Ediacara (IPAEng|ˌiːdɪˈækərə, formerly Vendian) biota are ancient lifeforms of the Ediacaran Period, which represent the earliest known complex multicellular organisms. They appeared soon after the Earth thawed from the Cryogenian period s… …   Wikipedia

  • Biota del periodo Ediacárico — Dickinsonia costata, un organismo ediacárico icónico, que muestra la apariencia «acolchada» típica de muchos organismos de esta biota. Los organismos …   Wikipedia Español

  • Cambrian explosion — The Cambrian explosion or Cambrian radiation was the seemingly rapid appearance of most major groups of complex animals around Ma|530, as evidenced by the fossil record. [http://www.ucmp.berkeley.edu/cambrian/camb.html The Cambrian Period] ]… …   Wikipedia

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