004710000a2200145000450024501020000065000250010265000130012765000250014065100310016565300330019604100130022970000240024210000220026677300370028810aGrazing patterns in Siphonaria gigas (<Mollusca, Pulmonata>) on the rocky pacific coast of Panama14aEcosistemas costeros14aMoluscos14aComunidades benticas 4lCosta pacíficapPanamá  gSiphonariaeSiphonaria gigas0 aInglés1 aGarrity, Stephen D.1 aLevings, Sally C.1 tOecologia380h64q152-159d1984