FIGURE 23 in The late Miocene caimanine fauna (Crocodylia: Alligatoroidea) of the Urumaco Formation, Venezuela

FIGURE 23. Photographs of lower jaw remains and associated left prefrontal of Mourasuchus sp. (AMU-CURS-748). 1, anterior and medial portion of lower jaw in dorsal view. Note lateromedial distortion of the right ramus and the break in the anterior portion of the left ramus. 2-6, posterior portions of the lower jaw in dorsal (2, 6), lateral (3, 5), and medial (4) view. 7-10, images and schematic interpretations of prefrontal in dorsal (7, 8) and lateral (9, 10) view. Abbreviations: a, angular; ar, articular; fme, external mandibular fenestra; ok, ornamental knob; prf.p, prefrontal pillar; prf.s, prefrontal shelf; ro, rim of orbit; rp, retroarticular process; sa, surangular.