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Cambrian

Cambrian

8.8
A very early time in Earth's history when many sea animals first appeared
  • noun
  • /ˈkæmbriən/
  • Specialized
translation icon : cámbrico
  • During the Cambrian, life on Earth began to thrive with various invertebrates appearing.

Just as dinosaur footprints reveal the age of the Jurassic or or the explosion of life that marked the Cambrian.

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Examples

  • It's called the Cambrian explosion because this is the Cambrian.

  • This then enabled the rise of carnivores, which in turn spurred A productive arms race, resulting in what's known as the Cambrian explosion.

  • So it's sort of late Cambrian at that point.

  • OK, Cambrian explosion was before that.

  • It is called the Cambrian, the Cambrian era.

  • That was sort of like the beginning of the Cambrian explosion of Gans.

  • In a twinkling faster than the Cambrian explosion.

  • OK, so you said that in the Cambrian explosion minds arise as part of this arms race that you've described.

  • They they plants and animals back in the Cambrian and whenever they invented fats, invented them for a reason.

  • Like asteroid hits and the dinosaurs get wiped out and now you have Cambrian explosion types.

Synonyms

Cambrian period
vsCambrian
  • Specialized
7.9

The first period of the Paleozoic Era about 544 to 500 million years ago when many sea animals first appear

gives slightly different dates and highlights diverse marine invertebrate appearance

Compounds

A range of rough hills and flat high areas running north to south through central Wales

Cambrian period
  • Specialized
7.9

The first period of the Paleozoic Era about 544 to 500 million years ago when many sea animals first appear

Surface Forms

Cambrian singular
Cambrians plural

Morphology

Cambrian = Cambria (opaque) = Cambria + an

Although morphologically formed from 'Cambria' + '-an', the sense referring to a geologic time period is a specialized toponymic naming and not derivable from knowing the place-name alone.

Etymology

The geological name Cambrian comes from Cambria, the old Latin name for Wales, because scientists first studied rocks of that age in Wales. So the Cambrian period is named after those Welsh rocks and refers to the early time when many sea animals first appeared.