part of part of has muscle origin has muscle origin has muscle insertion has muscle insertion Homo sapiens hindlimb stylopod gracilis http://upload.wikimedia.org/wikipedia/commons/e/e2/Anterior_Hip_Muscles_2.PNG NCIT:C52935 BTO:0000536 galen:Gracilis musculus gracilis SCTID:181689005 MA:0002311 FMA:43882 AAO has minor and major gracilis, which merge together, attaching the pelvic rim to the tibiofibula - this could be grouped with the mammalian gracilis at some level; note the current insertion site is 'tibia' which would be modified for amphibian tibiafibula gracilis muscle The most superficial muscle on the medial side of the thigh. It is thin and flattened, broad above, narrow and tapering below. It arises by a thin aponeurosis from the anterior margins of the lower half of the symphysis pubis and the upper half of the pubic arch. Wikipedia:Gracilis_muscle UBERON:0000950 EMAPA:36231 A&P heads in rat, single head in humans[DOI:10.1002/ar.22919] UMLS:C0224439 tibia innominate bone hindlimb stylopod muscle adductor muscle of hip