Jaw Musculature of the Picini (Aves: Piciformes: Picidae)

Figure 8

An oblique deep view of the jaw muscles of Picus miniaceus. amecm: adductor mandibulae externus caudalis medialis; amerm: adductor mandibulae externus rostralis medialis; prpt: protractor pterygoidei; prqt: protractor quadrati; psd p: pseudotemporalis profundus; pter dor lat: pterygoideus dorsalis lateralis; pter dor med: pterygoideus dorsalis medialis.