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Crayfishes

Crayfish

Various freshwater crustaceans resembling the lobster, but usually much smaller; common genera are astacus, cambarus, oronectes, and pacifastacus. It includes crayfish as food.


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Global Crayfish Distribution and Interspecific Competition

... development of the fifth pair of thoracic appendages. These are always larger than the slender fourth pair (which answer to the forceps of the crayfishes) ; and, in the males especially, they are very long and strong, and are terminated by great chelæ, not unlike those of the crayfishes. Hence ...

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by Shagreen
Fri Mar 25, 2005 12:56 am
 
Forum: Zoology Discussion
Topic: Global Crayfish Distribution and Interspecific Competition
Replies: 4
Views: 16554


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