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thagomizer
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thagomizer

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Also known as tail spike

thumb|Thagomizer on a mounted Stegosaurus tail A thagomizer () is the distinctive arrangement of spike-shaped osteoderms on the tails of some stegosaurian dinosaurs. These spikes are believed to have been a defensive measure against predators.

Wikidata facts

Image
Thagomizer on tail of Stegosaurus at AMNH in NYC.png
Has use
display
Has parts of class
spine
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Commons category
Thagomizers
name
thagomizer
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via Wikidata · CC0

~4 min read

Encyclopedic overview

7 sections
Contents
  • Etymology
  • Paleobiology
  • Other uses
  • Mathematics
  • Molecular biology
  • See also
  • References

thumb|Thagomizer on a mounted Stegosaurus tail A thagomizer () is the distinctive arrangement of spike-shaped osteoderms on the tails of some stegosaurian dinosaurs. These spikes are believed to have been a defensive measure against predators.

The arrangement of spikes originally had no distinct name. Cartoonist Gary Larson invented the name "thagomizer" in 1982 as a joke in his comic strip The Far Side, and it was gradually adopted as an informal term sometimes used within scientific circles, research, and education.

Excerpted from Wikipedia’s “thagomizer” article, available under the CC BY-SA 4.0 licence.

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