释义 |
pedicellariaenUK
pedicellaria (ˌpɛdɪsəˈlɛərɪə) n (Zoology) zoology one of the jaw-like extensions consisting of three pincers found on the body of echinoderms and used for defensive purposes
PedicellariaenUK
pedicellaria[‚ped·ə·sə′ler·ē·ə] (invertebrate zoology) In echinoids and starfishes, any of various small grasping organs in the form of a beak carried on a stalk. Pedicellaria a skeletal formation resembling pincers borne by sea urchins and starfish. Pedicellariae are attached to flexible stalks or directly to the organism’s body. They protect against enemies and keep the body clear of foreign objects. |