ctenactinium
Look at other dictionaries:
ctenactinia — plural of ctenactinium … Dictionary of ichthyology
priapium — (plural priapia)) a complex muscular and bony clasping and copulatory organ derived mainly from the pelvic fins, found under the head of male Phallostethoidea with the anus opening on one side and the genital pore on the other. The structure… … Dictionary of ichthyology
