Fig. 5

Circumorbital region, cheek region and skull roof elements of Argovisaurus martafernandezi, holotype PIMUZ A/III 5279. A Left postfrontal in dorsal view; B right quadratojugal in medial view; left squamosal in C lateral and D medial view; E left jugal in medial view; left lacrimal in F medial and G ventral view; right parietal in: H dorsal and K ventral view; left parietal in: I dorsal and J ventral view. Abbreviations: chid, cerebral hemisphere indentation; dml, dorsomedial lamina; eed, extra-encephalic depression; epif, epipterygoid facet; frr, frontal ramus; juf, jugal facet; lmd, lacrimal medial depression; maxf, maxilla facet; opid, optic lobe indentation; orm; orbital margin; orr, orbital roof; poff, postfrontal facet; pps, post-parietal shelf; qjf, quadratojugal facet; quf, quadrate facet; stf, supratemporal facet; str, supratemporal ramus; utfm, upper temporal fenestra margin