Lateral view of three-dimensional reconstructions of cranial CT scans in (a) a 99 day-old specimen (age reconstructed from CRL as described in the text and Hildebrandt et al. [15]), PMLER 1, CRL = 34.7 mm; (b) a 118 day-old specimen, PMLER 2, CRL = 59.3 mm; and (c) a 176 day-old specimen, PMLER 8, CRL = 171.4 mm. boc, basioccipital; dt, dentary; eoc, exoccipital; fr, frontal; ju, jugal; la, lacrimal; mx, maxillary; na, nasal; pa, parietal; pm, premaxillary; soc, supraoccipital; sq, squamosal; tr, tympanic ring. Scale bar, 1 cm.