part of start stage end stage pelvic fin musculature pelvic adductor profundus zebrafish_anatomy adductor profundus pelvicus ZFA:0000497 TAO:0000497 pelvic adductors profundus Dorsal pelvic fin muscle that originates at the anterior side of the basipterygium, lies mostly parallel to the pelvic fin rays and attaches and inserts on the bases of all the pelvic fin rays. adductor muscle unknown adult