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Fig. 2. The principal muscles of (A) the hindleg (superficial) and (B) the lumbar
region of the red kangaroo. Numbers indicate muscles: 1, biceps femoris
(cranial); 2, biceps femoris (caudal); 3, caudofemoralis (caudal); 4,
caudofemoralis (cranial); 5, coccygeus; 6, crural muscles including
gastrocnemius; 7, erector spinae; 8, gluteus medius; 9, gluteus profundus; 10,
gluteus superficialis; 11, gracilis; 12, multifdi lumborum; 13, sacrocaudalis
dorsalis; 14, sacrocaudalis dorsalis lateralis; 15, sacrocaudalis ventralis;
16, sartorius; 17, semitendinosus; 18, vastus lateralis.