Common Crayfish
Cambarus bartonii bartonii
Classification
- Class
- Malacostraca
- Order
- Decapoda
- Family
- Cambaridae
Cambarus bartonii, l’Écrevisse de ruisseau ou Écrevisse du Nord (en anglais Appalachian brook crayfish), est une espèce d'écrevisses d'eau douce originaire de l'Est de l'Amérique du Nord. Description L'écrevisse de ruisseau mesure entre 18,5 et 36,7 mm; elle est plus petite que l'écrevisse géante. Elle est démunie d'épines sur le rostre et sur la carapace.
Cambarus bartonii is a species of crayfish native to eastern North America, where it is called the common crayfish or Appalachian brook crayfish. Cambarus bartonii was the first crayfish to be described from North America, when Johan Christian Fabricius published it under the name Astacus bartonii in his 1798 work Supplementum entomologiae systematicae. The locality where his specimen was captured is not known, but is thought to be near Philadelphia, Pennsylvania.
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Distribution
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