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Fig. 3 | BMC Evolutionary Biology

Fig. 3

From: Pectoral myology of limb-reduced worm lizards (Squamata, Amphisbaenia) suggests decoupling of the musculoskeletal system during the evolution of body elongation

Fig. 3

Subjacent pectoral muscles of Bipes biporus in lateral view. a Distal subjacent pectoral muscles of Bipes biporus, b medial subjacent pectoral muscles of Bipes biporus. Array shows anterior direction, abbreviations: hu: humerus, hy: hyoid, m cbb: M. coraco-brachialis brevis, m cbl: M. coraco-brachialis longus, m ls: M. levator scapulae, m sas: M. serratus anterior superficialis, m sha: M. scapulo-humeralis anterior, m shp: M. scapulo humeralis posterior, m sternc: M. sternocoracoideus, m subcs: M. subcoraco-scapularis, m supc: M. supracoracoideus, ss: suprascapulae, v: vertebra, xp: xiphoid process

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