FIGURE 1. Dilong paradoxus.
From the following article:
Basal tyrannosauroids from China and evidence for protofeathers in tyrannosauroids
Xing Xu, Mark A. Norell, Xuewen Kuang, Xiaolin Wang, Qi Zhao and Chengkai Jia
Nature 431, 680-684(7 October 2004)
doi:10.1038/nature02855
a, c, Photographs of the skull of IVPP V14243 in left lateral (a) and dorsal (c) views. Scale bar, 2 cm. b, d, Cranial reconstruction in left lateral (b) and dorsal (d) views. e, Braincase of IVPP V14242 in ventral view. f, A dentary tooth of IVPP V14242 in lingual view, with detailed views of the anterior and posterior margins. g, h, A middle cervical vertebra of IVPP V14242 in left lateral (g) and posterior (h) views. Scale bar, 1 cm. i, Left scapula and coracoid of IVPP V14243 in lateral view. Scale bar, 2 cm. j, Left humerus of IVPP V14243 in anterior view. Scale bar, 1 cm. k, Left ilium of IVPP V14243 in medial view. The acetabular region is crushed. Scale bar, 2 cm. Abbreviations: ?adc, ?anterodorsal concavity; an, angular; ap, acromion process; bc, basioccipital condyle; bf, brevis fossa; bpp, basiopterygoid process; bsr, basisphenoid recess; cp, cultriform process; cr, coracoid; d, dentary; dpc, deltopectoral crest; ep, epipophysis; fr, frontal; hh, humeral head; isf, interspinous ligamentous fossa; j, jugal; l, lacrimal; lp, lateral process; m, maxilla; mf, maxillary fenestra; n. nasal; nc, nuchal crest; p, parietal; pf, prefrontal; pmf, promaxillary fenestra; po, pneumatic opening; pp, posterior process; pr, pneumatic recess; prm, premaxilla; przp, prezygapophysis; pzp, postzygapophysis; qj, quadratojugal; rap, retroarticular process; s, scapula; sa, surangular; sc, sagittal crest; sq, squamosal; sqjf, squamosal–quadratojugal flange; yc, Y-shaped crest.