Look up: uropod

1. uropod
   <zoology> Any one of the abdominal appendages of a crustacean, especially one of the posterior ones, which are often larger than the rest, and different in structure, and are used chiefly in locomotion. ... Origin: uro- + -pod. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
2. Uropod
   • (n.) Any one of the abdominal appendages of a crustacean, especially one of the posterior ones, which are often larger than the rest, and different in structure, and are used chiefly in locomotion. See Illust. of Crustacea, and Stomapoda.
   Found on http://thinkexist.com/dictionary/meaning
   
   
3. uropod
   (from the article `crustacean`) ...crabs and crayfish the first two pairs in the male are modified to help in sperm transfer during mating. The last pair of abdominal limbs is ... ...and rarely some amphipods, the anterior one or two pairs may be specially modified for sperm transfer. In males of most mysidaceans, the fourth ... [2 r...
   Found on http://www.britannica.com/eb/a-z/u/17
   
   
4. Uropod
   It is part of the tail section of a shrimp. The paired appendage attached to the sixth abdominal segment, usually combining with the telson to form a tailfan. The function of the uropod is for protection and fast reaction as this allows the shrimp to have a rapid backwards acceleration facilitated b...
   Found on http://www.shrimpdiaries.com/shrimp-term