Telson vs. Uropod

Telsonnoun

The part of an arthropod or crustacean posterior to the last segment.

Telsonnoun

The terminal joint or movable piece at the end of the abdomen of Crustacea and other articulates. See Thoracostraca.

Telson

The telson is the posterior-most division of the body of an arthropod. Depending on the definition, the telson is either considered to be the final segment of the arthropod body, or an additional division that is not a true segment on account of not arising in the embryo from teloblast areas as other segments.

Uropodnoun

(anatomy) either of the two posterior abdominal appendages of the lobster, shrimp and some other crustaceans

Uropodnoun

(immunology) the hind part of polarized leukocytes, mostly involved in cell-to-cell interaction, cell activation and apoptosis

Uropodnoun

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.

Uropod

Uropods are posterior appendages found on a wide variety of crustaceans. They typically have functions in locomotion.