FIG. 26 in Alcidedorbignya inopinata, a basal pantodont (Placentalia, Mammalia) from the early Palaeocene of Bolivia: anatomy, phylogeny and palaeobiology

FIG. 26. — Internal view of the skull of Alcidedorbignya inopinata showing the opening of the sphenopalatine canal in the nasal cavity (MHNC 8372). A, stereophotograph; B, schematic drawing with bone sutures on photo; C, schematic drawing with captions. Abbreviations: Al, alisphenoid; Fr, frontal; Ju, jugal; fro, foramen rotundum; La, lacrimal; Mx, maxilla; Os, orbitosphenoid; opf, optic foramen; otf, orbitotemporal foramen; ots, orbitotemporal sulcus; Pa, parietal; Pl, palatine; pofrc, posterior opening of the foramen rotundum canal; Pt, pterygoid; spf, sphenopalatine foramen; sf, sphenorbital fissure. Scale bar: 1 cm.Published as part of Muizon, Christian de, Billet, Guillaume, Argot, Christine, Ladevèze, Sandrine & Goussard, Florent, 2015, Alcidedorbignya inopinata, a basal pantodont (Placentalia, Mammalia) from the early Palaeocene of Bolivia: anatomy, phylogeny and palaeobiology, pp. 397-634 in Geodiversitas 37 (4) on page 435, DOI: 10.5252/g2015n4a1, http://zenodo.org/record/521063