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Diagram featuring the holotype skull (ZPAL MgD-I/105) of Tylocephale gilmorei in left lateral view. Scale bar equals 5 cm (50 mm). Based on Maryańska & Osmólska, 1974,[1] and Sullivan, 2006.[2] References ↑ (1974). "Pachycephalosauria, a new suborder of ornithischian dinosaurs". Palaeontologica Polonica (30): 45−102. ↑ (2006). "A taxonomic review of the Pachycephalosauridae (Dinosauria: Ornithischia)". New Mexico Museum of Natural History and Science Bulletin (35): 347–365.

Holotype of Transylvanosaurus platycephalus, LPB (FGGUB) R.2070, a partial skull comprising the articulated basicranium and both frontals. Scale bar: 1 cm.

Composite skeleton on display at the Perot Museum of Nature and Science. Scale bar equals 10 cm.

Holotype (MTM V 2009.192.1) of Ajkaceratops kozmai .mw-parser-output .smallcaps{font-variant:small-caps}Ősi et al., 2010 (Dinosauria: Ceratopsia), fused rostral and premaxillae, in lateral view, length of scale bar = 1 cm.

DMNH 2021-05-02, holotype left dentary of Ampelognathus coheni, photos and labeled outline drawings in A, lateral; B, medial; C, dorsal; D, ventral; E, anterior; and F, posterior views. Abbreviations: a#, alveolus and numerical position in tooth row; anf, angular facet; cof, coronoid facet; cop, coronoid process; d6, dentary tooth 6 base; ds, dentary symphysis; mc, Meckelian canal; mg, Meckelian groove; pdd, dorsal facet for predentary; pdv, ventral facet for predentary; saf, surangular facet. Gray fill indicates recessed surfaces. Stippling indicates visible sediment. Cross-hatching indicates broken bone surface. Scale bars equal 5 mm.

Figure 4: Anterior portion of the skull of Dakotadon lakotaensis (SDSM 8656). (A) photograph in left lateral view; (B) photograph in right lateral view; (C) photograph in ventral view. Abbreviations: ant, anterior; post, posterior; vent, ventral. Scale bars equal 5.0 cm.

Photograph of the right dentary of the holotype (MQ98-II-1) of the hadrosauroid Portellsaurus sosbaynati (Santos-Cubedo et al., 2021). A is the labial view; B is the lingual view; C is the occlusal view; D is a 2x enlargement. Scale bars equal 10 centimetres.

The holotype skeleton of Kamuysaurus japonicus gen. et sp. nov. (b) Reconstructed skeleton, showing recovered elements. Selected postcranial elements: cervical vertebrae (atlas, axis, and fourth and twelfth cervicals) in left lateral view (c), dorsal vertebrae (first, seventh, and sixteenth dorsals) in left lateral view (d), caudal vertebrae (anterior, middle, and posterior caudals) in left lateral view (e), left scapula (f) and coracoid (g) in lateral view, right sternum in ventral view (h), left humerus in anterior view (i), right ulna and radius in medial view (j), right manus in dorsal view (k), right pelvis in lateral view (l), right femur in anterior view (m), right tibia in anterior view (n), right fibula in lateral view (o), right astragalus and calcaneum, articulated positioned with tibia (p), and right pes in dorsal view (q). All scales are 10 cm except 1 m scale for (b). Abbreviations; ac, acromion process; ast, astragalus; cal, calcaneum; dpc, deltopectoral crest; fi, fibula; icg, intercondylar groove; il, ilium; is, ischium; ltr, lesser trochanter; mc2, metacarpal II; mc5, metacarpal V; mt2, metatarsal II; mt4, metatarsal IV; nc, neurocentrum; od, odontoid; olp, olecranon process; pc, pleurocentrum; pu, pubis; ra, radius; ti, tibia; ul, ulna; vp, ventral process.

Graphite drawing with digital retouches of the holotype (UCMP 152028) of Adelolophus hutchisoni. (A) lateral view; (B) medial view; (C) dorsolateral view. The scale bar is equal to 10 centimeters. Reference: Figure 9.2 from Gates et al. (2014).[1]

Angulomastacator skull reconstruction with known elements in white. Scale bar 20 cm.

Photos of caudodorsal part of the skull of Yunganglong datongensis (SXMG V 00001). (A)-Right lateral view. (B)-Dorsal view. (C)-Caudal view. Scale bar = 10 cm.

Skeletal anatomy of Doolysaurus huhmini. All scale bars are 10 mm. Artwork by Janet Cañamar. Abbreviations: 4th tr: fourth trochanter; be: buccal emargination; boc: basioccipital condyle; bpro: boss for articulation with proatlas; bt: basal tubera; cc: cnemial condyle; cfo: carotid aorta foramen; cpc: coronoid process; dh: dorsal head; dtt: dentary tooth; ec: endocranial cavity; eoas: exoccipital articular surface; fm: foramen magnum; lc: lateral condyle; lw: lateral wing; mc: medial condyle; mkc: Meckelian canal; mt: metatarsal; mw: medial wing; mxt: maxillary tooth; ns: neural spine; oc: occipital condyle; pd: pedal digit; plp: posterolateral process; pop: paroccipital process; poz: postzygapophysis; prz: prezygapophyses; pscf: posterior semicircular canal foramen; ptf: posttemporal foramen.

Partial skeleton of the heterodontosaurid Tianyulong confuciusi from the Lower Cretaceous Jehol Group of China. Partial skeleton mainly in right lateral view (IVPP V17090). Enlargements of subsequent figures are shown in red. Scale bar equals 10 cm.

Original figure caption: Thoracic osteoderms of WSC 16505, holotype of I. zephyri. WSC 16505.4, lateral thoracic osteoderm in (A) external, (B) basal, (C) medial, (D) lateral, (E) cranial, and (F) caudal views. WSC 16505.5, thoracic osteoderm in (G) external, (H) basal, (I) medial or lateral (orientation uncertain), (J) medial or lateral (orientation uncertain), (K) cranial, and (L) caudal views. WSC 16505.6, thoracic ossicle in (M) external, (N) basal, and (O–R) marginal views (orientation uncertain). Scale bars equal five cm.

Skeletal reconstruction of Yuxisaurus kopchicki showing some of the main preserved elements from the holotype (highlighted in blue), with details of the skull bones (A), cervical vertebrae (B), dorsal vertebrae (C), left scapula (D), right humerus (E), and left femur (F). Scale bars equal 5 cm (A–C) or 10 cm (D–F). The facial region and distal scapula are mirrored. Osteoderms have been omitted for convenience.

L01-HY999, the holotype left femur of Archaeocursor asiaticus (photograph and CT image). (A) anterior view. (B) posterior view. (C) lateral view. (D) medial view. (E) proximal view. (F) distal view. Abbreviations: aig, anterior intercondylar groove; alt, anterolateral tuber; at, anterior trochanter; d, depression; d. CFL, depression for the attachment of M. caudofemoralis longus; d. PIFI, depression for the attachment of M. puboischiofemoralis internus; fh, femoral head; ft, fourth trochanter; gt, greater trochanter; lc, lateral condyle; lg, ligament groove; mc, medial condyle; pbp, posterior boundary of the proximal end; pmt, posteromedial tuber; pof, popliteal fossa; s, suture; sop, summit of the proximal end. Scale bar=30 millimeters.