Figure 2 in Feeding mechanics in Triassic stem-group sauropterygians: the anatomy of a successful invasion of Mesozoic seas

Figure 2. Schematic representation of the trigeminal jaw adductor musculature in extant reptiles (Iguana). A–C, Successively deeper layers of dissection. D, Schematic representation of a horizontal section through the left jaw adductor musculature compelx at the level of the exit of the trigeminal nerve from the braincase. Abbreviations: ame, m. adductor mandibulae externus; amem, m. adductor mandibulae externus medialis; amep, m. adductor mandibulae externus profundus; ames, m. adductor mandibulae externus superficialis; ami, m. adductor mandibulae internus; amp, m. adductor mandibulae posterior; bo.ap, bodenaponeurosis; cid, constrictor internus dorsralis group; lbw, lateral braincase wall; m.ps, m. pseudotemporalis; m.pt, m. pterygoideus; qap, quadrate aponeurosis; uta, upper temporal arch; V1, profundus branch of trigeminal nerve; V2, maxillary branch of trigeminal nerve; V3, mandibular branch of trigeminal nerve.