Light gray elements = T. laevis, medium gray elements = T. sulcata, and dark gray elements = T. gonwouoi. A, frontal in dorsal (top), ventral (mid), and lateral (bottom) views. B, parietal in dorsal (top), ventral (mid), and lateral (bottom) views. Abbreviations: cb, concavity of the parietal; f-n, nasal facet of the frontal; f-par, parietal facet of the frontal; f-prf, prefrontal facet of the frontal; flfp, lateral facet process of the frontal; flp, lateral process of the frontal; fmfp, medial facet process of the frontal; fmp, medial process of the frontal; or, orbital ridge; par-pf, postfrontal facet of the parietal; par-sq, squamosal facet of the parietal; par-st, supratemporal facet of the parietal; pdp, descending process of the parietal; pfor, parietal foramen; pfo, parietal fossa; pfsh, parietal shelf for the frontal; pmpp, posteromedial process of the parietal; ppp, posterior process of the parietal; sop, subolfactory process. Scale bars = 1 mm.