taxonID	type	description	language	source
03DF87C3D22B0743AC15FE6CFA93FB13.taxon	synonymic_list	Definition adopted: The least inclusive clade containing Iguanodon bernissartensis, Megalosaurus bucklandii and Cetiosaurus oxoniensis Phillips, 1871 (Langer et al., 2020).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22B0743AC15FE6CFA93FB13.taxon	description	Characters in support (here): Basipterygoid process mediolaterally compressed (Char. 62: 0 → 1); post-glenoid process of the coracoid extending caudal to glenoid (Char. 140: 0 → 1); presence of a strong pillar caudal to the pre-acetabular embayment of the ilium (Char. 180: 0 → 1); pubis length more than 70 % or more of femoral length (Char. 188: 0 → 1); more dorsally extensive contact between the medial surface of the ischia (Char. 197: 0 → 1); presence of a dorsolateral sulcus on the ischium (Char. 198: 0 → 1); rounded or elliptical outline of the distal portion of the ischium (Char. 199: 0 → 1); kinked transition from the femoral shaft to the femoral head (Char. 208: 0 → 1); angled ‘ greater trochanter’ of the femur (Char. 216: 0 → 1); presence of a transverse groove on the proximal surface of the femur (Char. 217: 0 → 1); concave caudal margin of the distal end of the tibia (Char. 240: 0 → 1); and metatarsal IV subequal or shorter than metatarsal II (Char. 217: 0 → 1).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22B0742AC15FAA0FD36FAF0.taxon	synonymic_list	Definitionadopted: The most inclusive clade containing Allosaurus fragilis (Marsh, 1877) and Camarasaurus supremus Cope, 1877 but not Stegosaurus stenops Marsh, 1887 (after Langer et al., 2020).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22B0742AC15FAA0FD36FAF0.taxon	description	Characters in support: Subnarial foramen present (Char. 5: 0 → 1); premaxilla with a deep narial fossa at the rostroventral corner of the naris (Char. 19: 0 → 1); maxilla with significantly deeper rostrally than caudally surface ventral to the external antorbital fenestra (Char. 29: 1 → 0); caudal chonos of cranial cervical vertebrae as a shallow fossa (Char. 109: 0 → 1); epipophyses present in cervical vertebrae 6 - 9 (Char. 111: 0 → 1); neural arch of cervical vertebrae lower than caudal articular facet of the centrum (Char. 113: 0 → 1); articular surface of the rib of the first primordial sacral vertebra is C-shaped in lateral view (Char. 130: 0 → 1); transverse processes of sacral vertebrae roof the space between the ribs (Char. 131: 0 → 1); humerus + radius / femur + tibia length ratio less than 0.55 (Char. 141: 0 → 1); apex of deltopectoral crest between 30 % and 43 % down the length of the humerus (Char. 142: 0 → 1); expanded deltopectoral crest of the humerus (Char. 143: 0 → 1); humerus shorter than 0.6 of the length of the femur (Char. 145: 0 → 1); humerus sigmoid in lateral view (Char. 147: 0 → 1); average length of digits I – III of the manus more than 0.4 of the total length of humerus plus radius (Char. 153: 0 → 1); trenchant unguals on digits I – III of the manus (Char. 155: 0 → 1); deep extensor pits on distal / dorsal portion of metacarpals II-III (Char. 156: 0 → 1); width of the shaft of metacarpal IV significantly narrower than that of metacarpals I-III (Char. 167: 0 → 1); ventral margin of the acetabular wall of the ilium straight to concave (Char. 175: 0 → 1 / 2); distal end of the pubis slightly expanded (Char. 190: 0 → 1); kinked transition from the femoral shaft to the femoral head and expanded head (Char. 190: 1 → 2); deep groove between the lateral condyle and crista tibiofibularis on the distal end of the femur (Char. 231: 0 → 1); cnemial crest of the tibia arcs craniolaterally (Char. 234: 1 → 2); tibial articulation caudal to the ascending process of the astragalus with a markedly rimmed and elliptical fossa (Char. 249: 0 → 1); proximal articular facet for fibula of astragalus less than 0.3 of the transverse width of the bone (Char. 250: 0 → 1); cranial ascending process separated from the cranial surface of the astragalar body by a platform (Char. 256: 1 → 2); calcaneum with a concave articular surface for the fibula (Char. 261: 0 → 1); pointed caudal prong of the distal tarsal 4 (Char. 265: 0 → 1); distal tarsal 4 with a medial process (Char. 266: 0 → 1); and metatarsal IV with an expanded proximal portion (Char. 272: 0 → 1).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0742AF9FFACEFD10F8AE.taxon	synonymic_list	Definition adopted: The most inclusive clade that includes Iguanodon bernissartensis but neither Megalosaurus bucklandii nor Diplodocus carnegii (after Baron et al., 2017 a).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0742AF9FFACEFD10F8AE.taxon	description	Characters in support: Horizontal or only gently arched premaxillary palate (Char. 17: 0 → 1); strongly curved and hook-shaped jugal process of the ectopterygoid (Char. 57: 0 → 1; Fig. 5 E); ventrally inclined dorsal surface of the rostrum of the dentary (Char. 74: 0 → 1); retroarticular is slightly upturned at its distal end (Char. 82: 0 → 1; Fig. 7 F); premaxilla with four teeth (Char. 84: 0 → 1); teeth ankylosed into the alveoli (Char. 100: 0 → 1; Fig. 7 G); and medial articular facet of the proximal portion of the femur is straight in caudomedial view (Char. 213: 0 → 1; Fig. 7 J).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	synonymic_list	Definition adopted: The most inclusive clade that contains Ankylosaurus magniventris Brown, 1908 but not Iguanodon bernissartensis (after Sereno, 1998).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	description	Characters in support: Height versus length of dentary less than 0.2 (Char. 73: 1 → 0); concave caudal margin of the distal end of tibia (Char. 240: 0 → 1); and presence of osteoderms on the vertebral column (Char. 277: 0 → 1).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	synonymic_list	Definition adopted: The most inclusive clade that contains Iguanodon bernissartensis but neither Ankylosaurus magniventris nor Stegosaurus stenops (after Cooper, 1985).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	description	Characters in support: Retroarticular process of articular longer than the height of the mandible ventral to the glenoid (Char. 81: 0 → 1); thicker portion of the supra-acetabular crest of the ilium closer to the pubic peduncle (Char. 172: 0 → 1); supra-acetabular crest of the ilium extends along the length of pubic peduncle (Char. 173: 0 → 1); brevis fossa of the ilium is directed ventrally (Char. 177: 1 → 0); anterior trochanter (or lesser trochanter) of the femur approaches the proximal articulation of the bone (Char. 212: 2 → 3; Fig. 7 R); and facies articularis antitrochanterica of the femur is not ‘ ventrally inclined’ (Char. 216: 1 → 0).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	synonymic_list	Definition adopted: The most inclusive clade containing Heterodontosaurus tucki Crompton & Charig, 1962 but not Iguanodon bernissartensis, Pachycephalosaurus wyomingensis Gilmore, 1931, Triceratops horridus Marsh, 1889, Ankylosaurus magniventris or Stegosaurus stenops (after Sereno, 1998, 2005).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
03DF87C3D22A0740AC07F951FEA6FEAE.taxon	description	Characters in support: Substantial diastema of at least one crown’s length between maxillary and premaxillary teeth (Char. 21: 0 → 1); acute angle between ascending process and caudal process of jugal (Char. 50: 0 → 1); three premaxillary teeth (Char. 84: 2 → 0); maxillary / dentary teeth lack medial or lateral overlap of adjacent crowns (Char. 91: 1 → 0); distal margin of middle maxillary / dentary teeth never or subtly expanded at the base (Char. 94: 1 → 0); sacral ribs almost entirely restricted to a single sacral vertebra (Char. 129: 1 → 0); olecranon process of ulna enlarged and strongly striated (Char. 149: 0 → 1); fossa for the attachment of m. caudofemoralis brevis on the ventral surface of postacetabular part of ilium (Char. 174: 1 → 2); entirely convex dorsal margin of the ilium (Char. 180: 0 → 1); and astragalus-calcaneum co-ossified (Char. 258: 0 → 1).	en	Norman, David B, Baron, Matthew G, Garcia, Mauricio S, Müller, Rodrigo Temp (2022): Taxonomic, palaeobiological and evolutionary implications of a phylogenetic hypothesis for Ornithischia (Archosauria: Dinosauria). Zoological Journal of the Linnean Society 196 (4): 1273-1309, DOI: 10.1093/zoolinnean/zlac062, URL: https://academic.oup.com/zoolinnean/article/196/4/1273/6680019
