| 释义 |
swimmeret|ˈswɪmərət|
[f. swimmer + -et1.]
An abdominal limb or appendage of a crustacean, adapted for swimming; a swimming-foot, pleopod.
1840Cuvier's Anim. Kingd. 416 The second family of Decapoda,—Decapoda Macrura..,—is distinguished by having at the extremity of the tail, on each side, appendages, ordinarily forming a swimmeret [orig. F. nageoire]. 1874A. Wilson Stud. Guide Zool. 96 All the varied segments and appendages of the lobster—eyes, feelers, jaws, legs, and swimmerets—are merely modifications of a common structural plan. 1880Huxley Crayfish i. 20 Attached to the sternal side of every ring of the abdomen of the female there is a pair of limbs, called swimmerets. |