CLASPER

n. Kla3sp'u5r. A modified portion of the pelvic fin of male Elasmobranch i a: a series of cartilages movable upon each other, covered with skin and muscles, and channeled on their inner surf a.ce; when in the cloaca of the female, the channeled surfaces form a canal which conveys semen into the oviduct; in the pi., cX organs on the terminal ring of male Diptera which aid in copulation. [L, 196, 294.] [s. 307]