Skip to main content

Home/ Evolution 08 & beyond/ Group items tagged Eyes

Rss Feed Group items tagged

Jose M Perez

Acute vision in the giant Cambrian predator Anomalocaris and the origin of compound eye... - 0 views

  • 2–3-cm paired eyes from the early Cambrian (approximately 515 million years old
  • Anomalocaris
  • at least 16,000 hexagonally packed ommatidial lenses (in a single eye)
  • ...9 more annotations...
  • origin of compound eyes deeper down the arthropod stem lineage
  • evolved before such features as a hardened exoskeleton
  • processing of visual information would have required
  • sophisticated nektonic predators with acute vision
  • brain to be of comparable complexity to
  • modern) arthropods
  • within Cambrian communities would have placed considerable selective pressures on prey that would have influenced the ‘arms race’ that began during this important phase in early animal evolution
  • sophisticated
  • Nature International
1 - 2 of 2
Showing 20 items per page