FIGURE 4 in Skull osteology of Aetosauroides scagliai Casamiquela, 1960 (Archosauria: Aetosauria) from the Late Triassic of Brazil: New insights into the paleobiology of aetosaurs

FIGURE 4. Skull of Aetosauroides scagliai (MCN-PV 2347) in right lateral view. A, photograph. B, interpretative drawing with matrix shown in brown. Abbreviations: ang, angular; aof, antorbital fenestra; aofo, antorbital fossa; de, dentary; en, external naris; fo, foramina; j, jugal; la, lacrimal; mf, mandibular fenestra; mx, maxilla; n, nasal; o, orbit; pa, parietal; par, prearticular; pdmx, posterodorsal process of the maxilla; pmx, premaxilla; pmxn, premaxilla notch; prf, prefrontal; po, postorbital; pof, postfrontal; pvpj, posteroventral process of the jugal; q, quadrate; qj, quadratojugal; r, ridge; stf, supratemporal fenestra; stfo, supratemporal fossa; su, surangular; sufo, surangular foramen; tpmx, thornlike lateral projection of the premaxilla.