Photomacrograph of the muscles of the pectoral region of an adult specimen of Lycalopex gymnocercus evidencing the division of m. pectoralis profundus in three parts: carnial (PCP′), medial (PCP′′) and caudal (PCP′′′). PCD, m. pectoralis descendens; PCT, m. pectoralis transversus; TFA, m. tensor fasciae antebrachi; LTD, m. latissumus dorsi. Scale bar: 10 mm.