1. Bishop, P. J. et al. Using step width to compare locomotor biomechanics between extinct, non-avian theropod dinosaurs and modern obligate bipeds. J. R. Soc. Interface14, 20170276; 10.1098/rsif.2017.0276 (2017).
2. Bishop P. J. The influence of speed and size on avian terrestrial locomotor biomechanics: Predicting locomotion in extinct theropod dinosaurs. PLoS ONE13(2), e0192172; 10.1371/journal.pone.0192172 (2018).
3. Farlow, J. O., Smith, M. B. & Robinson, J. M. Body mass, bone “strength indicator” and cursorial potential of Tyrannosaurus rex. J. Vert. Paleontol.15, 713-725 (1995).
4. Mazzeta, G. V. & Blanco, R. E. Speeds of dinosaurs from the Albian-Cenomanian of Patagonia and sauropod stance and gait. Acta Palaeontol. Pol. 46, 2, 235-246 (2001).
5. Hutchinson, J. R., Anderson, F. C., Blemker, S. S. & Delp, S. L. Analysis of hindlimb muscle moment arms in Tyrannosaurus rex using a three dimensional musculoskeletal computer model: implications for stance, gait and speed. Paleobiology, 31, 676-701 (2005).
6. Sellers, W. I. & Manning, P. L. Estimating dinosaur maxiumum running speeds using evolutionary robotics. Proc. R. Soc. B274, 2711–2716 (2007).
7. Dececchi, T. A., Mloszewska, A. M., Holtz, T. R., Jr., Habib, M. B. & Larsson, H. C. E. The fast and the frugal: Divergent locomotory strategies drive limb lengthening in theropod dinosaurs. PLoS ONE15(5): e0223698; 10.1371/journal.pone.0223698 (2020).
8. Farlow, J. O., Gatesy, S. M., Holtz, T. R., Jr., Hutchinson, J. R. & Robinson, J. M. Theropod locomotion. Amer. Zool. 40, 640-663 (2000).
9. Alexander, R. M. Estimates of speeds of dinosaurs. Nature261, 129-130 (1976).
10. Demathieu, G., Ginsburg, L., Guérin, C. & Truc, G. Étude paléontologique, ichnologique et paléoécologique du gisement oligocéne de Saignon (basin d’ Apt, Vaucluse). Bull. Mus. natl. Hist. nat. Paris C6, 153-183 (1984).
11. Thulborn, R. A. Dinosaur Tracks, 410 p. (Chapman and Hall 1990).
12. Pérez-Lorente, F. Pistas terópodas en cifras. Zubía 14, 37-55 (1996).
13. Weems, R. Locomotor speeds and patterns of running behavior in non-maniraptoriform theropod dinosaurs. Bull. N. M. Mus. Nat. Hist. Sci. 37, 379-389 (2006).
14. Farlow, J.O. Noah’s Ravens. Interpreting the Makers of Tridactyl Dinosaur Footprints of the Newark Supergroup, Early Jurassic, Eastern North America in Noah’s Ravens: Interpreting the Makers of Tridactyl Dinosaur Footprints (ed. Farlow, J. O.) 223-316 (Indiana University Press, 2018).
15.Thulborn, R. A. Estimated speed of a giant bipedal dinosaur. Nature 292, 273-274 (1981).
16.Lapparent, A. F. de & Montenat, C. Les empreintes de pas de reptiles de l’Infralias du Veillon (Vendée). Mém. Soc. Géol. Fr., N.S.46(2) [Mémoire 107], 1–44 (1967).
17. Farlow, J. O. Estimates of dinosaurs speeds from a new trackway site in Texas. Nature294, 747-748 (1981).
18. Thulborn, R. A. & Wade, M. Dinosaur trackways in the Winton Formation (mid-Cretaceous) of Queensland. Mem. Queensl. Mus.21, 413-517 (1984).
19. Casanovas Cladellas, M. L., Ezquerra Miguel, R., Fernández Ortega, A., Pérez-Lorente, F. & Santiago Llopis, J. V. Huellas de dinosaurio en Soto de Cameros (La Rioja, España). Zubía 8, 49-71 (1990).
20. Irby, G. V. Paleoichnological evidence for running dinosaurs worldwide in The Continental Jurassic (ed. Morales, M.) 109-112 (Museum of Northern Arizona Bulletin 60) (1996).
21. Rainforth, E. C. & Lockley, M. G. Tracks of diminutive dinosaurs and hopping mammals from the Jurassic of North and South America in The Continental Jurassic (ed. Morales, M.) 265-269 (Museum of Northern Arizona Bulletin 60) (1996).
22. Kim, B. S. & Huh, M., Analysis of the acceleration phase of a theropod dinosaur based on a Cretaceous trackway from Korea. Palaeogeogr. Palaeoclimatol. Palaeoecol.293, 1-8 (2010).
23. Lockley, M. G., Breithaupt, B. H., Matthews, N. A., Shibata, K. & Hunt-Foster, R., A preliminary report on an Early Jurassic Eubrontes-dominated tracksite in the Navajo Sandstone Formation at the Mail Station Dinosaur Tracksite, San Juan County, Utah. Bull. N. M. Mus. Nat. Hist. Sci.82, 195-208 (2020).
24. Aguirrezabala, L. M., Torres, J. A. & Viera, L. I. El Weald de Igea (Cameros – La Rioja). Sedimentología, Bioestratigrafía y Paleoicnología de grandes reptiles (Dinosaurios). Munibe37, 111-138 (1985).
25. Viera, L. I. & Torres, J. A. Análisis comparativo sobre dos rastros de Dinosaurios Theropodos. Forma de marcha y velocidad. Munibe47, 53-56 (1995a).
26. Viera, L.I., Torres, J.A. La Rioja de los Dinosaurios: un ecosistema de hace 120 millones de años. 136 p. (Sociedad de Ciencias Aranzadi, 2013).
27. Pérez-Lorente, F. Dinosaur Footprints & Trackways of La Rioja. Series: Life of the Past. 376 p. (Indiana University Press, Bloomington, 2015).
28. Ruiz, J. & Torices, A. Humans running at stadiums and beaches and the accuracy of speed estimations from fossil trackways. Ichnos20, 31-35 (2013).
29. Ruiz, J., Mansilla, F., Lopez, V. & Arsuaga, J. L. Walking at Laetoli: speed and behaviour of track-maker hominins in Sixth Biennial Conference of the East African Association of Palaeoanthropology and Palaeontology (EAAPP) p. 32-33 (EAAPP, Addis Ababa 2017).
30. Duveau, J., Berillon, G., Verna, C., Laisné, G. & Cliquet, D. The composition of a Neandertal social group revealed by the hominin footprints at Le Rozel (Normandy, France). PNAS116, 19409–19414 (2019).
31. Mayoral, E. et al. Tracking late Pleistocene Neandertals on the Iberian coast. Sci. Rep.11, 4103 (2021).
32. Razzolini, N. L. et al. Intra-Trackway Morphological Variations Due to Substrate Consistency: The El Frontal Dinosaur Tracksite (Lower Cretaceous, Spain). PLoS ONE9(4), e93708; 10.1371/journal.pone.0093708 (2014).
33. Ruiz-Omeñaca, J. I., Cruzado-Caballero, P., Infante, P. & Moreno-Azanza, M. Baryonychine teeth (Theropoda: Spinosauridade) from the Lower Cretaceous of La Cantalera (Josa, NE Spain). Kaupia14, 59-63 (2005).
34. Canudo, J. I. et al. Primera evidencia de dientes aislados atribuidos a Spinosauridae (Theropoda) en el Aptiano inferior (Cretácico Inferior) de Europa: formación Arcillas de Morella (España). Ameghiniana45, 649-652 (2008).
35. Alonso, A. & Canudo, J. I. On the spinosaurid theropod teeth from the Early Barremian (Early Cretaceous) Blesa Formation (Spain). Hist. Biol.28, 823-834 (2016).
36. Alonso, A., Gasca, J. M., Navarro-Lorbés, P., Rubio, C. & Canudo, J. I. A new contribution to our knowledge of the large-bodied theropods from the Barremian of the Iberian Peninsula: the “Barranco del Hocino” site (Spain). J. Iber. Geol.44, 7-23 (2018).
37. Gasulla, J. M., Escaso, F., Ortega, F. & Sanz, J. L. A reappraisal of the spinosaurid baryonychines from the Arcillas de Morella Formation (lower Aptian) of Morella, Spain in Abstract book of VI Jornadas Internacionales sobre Paleontología de Dinosaurios y su Entorno (eds. Torcida Fernández-Baldor, F. & Huerta, P.) 76-77 (Colectivo Arqueológico y Paleontológico de Salas, 2013).
38. Isasmendi, E., Sáez-Benito, P., Torices, A., Navarro-Lorbés, P. & Pereda Suberbiola, X. New insights about theropod palaeobiodiversity in the Iberian Peninsula and Europe: Spinosaurid teeth (Theropoda, Megalosauroidea) from the Early Cretaceous of La Rioja (Spain). Cretac. Res.116, 104600. 10.1016/j.cretres.2020.104600 (2020).
39. Viera, L. I. & Torres, J. A. Presencia de Baryonyx walkeri (Saurischia, Theropoda) en el Weald de La Rioja (España). Nota previa. Munibe47, 57-61 (1995b).
40. Buffetaut, E. The spinosaurid dinosaur Baryonyx (Saurischia, Theropoda) in the Early Cretaceous of Portugal. Geol. Mag. 144, 1021-1025 (2007).
41. Mateus, O., Araújo, R., Natario, C. & Castanhinha, R. A new specimen of the theropod dinosaur Baryonyx from the Early Cretaceous of Portugal and taxonomic validity of Suchosaurus. Zootaxa2827, 54-68 (2011).
42. Gasca, J. M., Díaz-Martínez, I., Moreno-Azanza, M., Canudo, J. I. & Alonso, A. A hypertrophied ungual phalanx from the lower Barremian of Spain: Implications for the diversity and palaeoecology of Spinosauridae (Theropoda) in Iberia. Cretac. Res.84, 141-152 (2018).
43. Malafaia, E. et al. A new spinosaurid theropod (Dinosauria: Megalosauroidea) from the late Barremian of Vallibona, Spain: Implications for spinosaurid diversity in the Early Cretaceous of the Iberian Peninsula. Cretac. Res.106, 104221 (2019).
44. Gasca, J. M., Canudo, J. I. & Moreno-Azanza, M. A large-bodied theropod (Tetanurae: Carcharodontosauria) from the Mirambel Formation (Barremian) of Spain. N. Jb. Geol. Paläont. Abh. 273, 13-23 (2014).
45. Ortega, F., Escaso, F. & Sanz, J. L. A bizarre, humped Carcharodontosauria (Theropoda) from the Lower Cretaceous of Spain. Nature467, 203-206 10.1038/nature09181 (2010).
46. Cuesta, E., Díaz-Martínez, I., Ortega, F. & Sanz, J.L. Did all theropods have chicken-like feet? First evidence of a non-avian dinosaur podotheca. Cret. Res. 56, 53-59. 10.1016/j.cretres.2015.03.008 (2015).
47. Moratalla, J. J., Marugán-Lobón, J., Martín-Abad, H., Cuesta, E. & Buscalioni, A.D. A new trackway possibly made by a trotting theropod at the Las Hoyas fossil site (Early Cretaceous, Cuenca Province, Spain): Identification, bio-dynamics, and palaeoenvironmental implications. Palaeontol. Electron. 20.3.59A, 1-14; 10.26879/770 (2017).
48. Rauhut, O. W. M., Canudo, J. I., Castanera, D. A reappraisal of the Early Cretaceous theropod dinosaur Camarillasaurus from Spain in Abstract Book of the 17th Annual Meeting of the European Association of Vertebrate Palaeontologists (EAVP) p. 96 (Brussels 2019).
49. Samathi, A., Sander, P. M. & Chanthasit, P. A spinosaurid from Thailand (Sao Khua Formation, Early Cretaceous) and a reassessment of Camarillasaurus cirugedae from the Early Cretaceous of Spain. Hist. Biol. 10.1080/08912963.2021.1874372 (2021).
50. Hendrickx, C., Mateus, O. Abelisauridae (Dinosauria: Theropoda) from the Late Jurassic of Portugal and dentition-based phylogeny as a contribution for the identification of isolated theropod teeth. Zootaxa3759, 1-74 (2014).
51. Malafaia, E. et al. Analysis of diversity, stratigraphic and geographical distribution of isolated theropod teeth from the Upper Jurassic of the Lusitanian Basin, Portugal. J. Iber. Geol. 43, 257-291 (2017).
52. Pérez-García, A. et al. Cenomanian vertebrates from Algora (central Spain): New data on the establishment of the European Upper Cretaceous continental faunas. Cretac. Res.115, 104566 (2020).
53. Accarie, H. et al. Découverte d’un dinosaure théropode Nouveau (Genusaurus sisteronis n.g., n.sp.) dans l’Albien marin de Sisteron (Alpes de Haute-Provence, France) et extension au Crétacé inférieur de la lignée cératosaurienne. C. R. Acad. Sci., 320, (Serie II): 327–334 (1995).
54. Carrano, M. T., & Biewener, A. A.. Experimental alteration of limb posture in the chicken (Gallus gallus) and its bearing on the use of birds as analogs for dinosaur locomotion. J. Morphol., 240(3), 237–249. (1999) doi.org/10.1002/(SICI)1097-4687(199906)240:3<237::AID-JMOR3>3.0.CO;2-N
55. Allen, V., Bates, K.T., Li, Z. & Hutchinson, J.R. Linking the evolution of body shape and locomotor biomechanics in bird-line archosaurs. Nature 497, 104-107 10.1038/nature12059 (2013).
56. Grossi, B., Iriarte-Díaz, J., Larach, O., Canals, M., Vásquez, R.A. Walking like dinosaurs: Chickens with artificial tails provide vlues about non-avian theropod locomotion. PLoS ONE.9(2), e88458. doi:10.1371/journal.pone.0088458 (2014).
57. Hutchinson, J. R. Biomechanical Modeling and Sensitivity Analysis of Bipedal Running Ability. I. Extant Taxa. J. Morphol.262, 421-440 (2004a).
58. Hutchinson, J. R. Biomechanical Modeling and Sensitivity Analysis of Bipedal Running Ability. II. Extinct Taxa. J. Morphol.262, 441-461 (2004b).
59. Hutchinson, J. R. & Garcia, M. Tyrannosaurus was not a fast runner. Nature 415, 1018-1021; 10.1038/4151018a (2002).
60. Hutchinson, J. R., Ng-Thow-Hing V. & Anderson, F.C. A 3D interactive method for estimating body segmental parameters in animals: application to the turning and running performance of Tyrannosaurusrex. J. Theor. Biol.246, 660-680 (2007).
61. Hirt, M.R., Jetz, W., Rall, B. C. & Brose, U. A general scaling law reveals why the largest animals are not the fastest. Nat. Ecol. Evol. 1, 1116-1122; 10.1038/s41559-017-0241-4 (2017).
62. Alexander, R. M., Langman, V. A. & Jayes, A. S. Fast locomotion of some African ungulates. J. Zool. Lond.183, 291-300 (1977).
63. Thulborn, R. A. Speeds and gaits of dinosaurs. Palaeogeogr. Palaeoclimatol. Palaeoecol.38, 227–256 (1982).
64. Thulborn, R. A. Preferred gaits of bipedal dinosaurs. Alcheringa 8, 243-252 (1984).
65. Thulborn, R. A. & Wade, M. Dinosaur stampede in the Cretaceous of Queensland. Lethaia12, 275-279 (1979).
66. Mas, J. R. et al. La Cuenca de Cameros: desde la extensión Finijurásica-Eocretácica a la inversión terciaria-implicaciones en la exploración de hidrocarburos. Zubía Monográfico14, 9-64 (2002).
67. Martín-Chivelet, J. et al. The Late Jurassic–Early Cretaceous Rifting in The Geology of Iberia: A Geodynamic Approach. Vol. 3: The Alpine Cycle. (eds. Quesada, C. & Oliveira, J.T.), Regional Geology Reviews, 169-249. (Springer, 2019).
68. Tischer, G. Über die Wealden-Ablagerung und die tektonik der östlichen Sierra de los Cameros in den nordwestlichen Iberischen Ketten (Spanien). Beih. Geol. Jahr.44, 123-164 (1966).
69. Clemente, P. Review of the Upper Jurassic-Lower Cretaceous stratigraphy in western Cameros Basin, Northern Spain. Rev. Soc. Geol. Esp.23, 101-143 (2010).
70. Suárez-González, P., Quijada, I. E., Benito, M. I., & Mas, J. R. Eustatic versus tectonic control in an intraplate rift basin (Leza Fm, Cameros Basin). Chronostratigraphic and paleogeographic implications for the Aptian of Iberia. J. Iber. Geol.39, 285-312 (2013).
71. Mas, J. R., Alonso, A. & Guimerá, J. Evolución tectonosedimentaria de una cuenca extensional intraplaca: La cuenca finijurásica-eocretácica de Los Cameros (La Rioja-Soria). Rev. Soc. Geol. Esp.6, 129-144 (1993).
72. Mas, J. R. et al. Evolution of an intra-plate rift basin: the latest Jurassic-early Cretaceous Cameros basin (Northwest Iberian ranges, North Spain). Geo-Guías8, 117-154 (2011).
73. Suárez-González, P., Quijada, I. E., Benito, M. I., & Mas, R. Sedimentology of ancient coastal wetlands: insights from a Cretaceous multifaceted depositional system. J. Sediment. Res.85, 95-117 (2015).
74. Hernán, F. J. Estratigrafía y sedimentología de las formaciones con icnitas de dinosaurios del Grupo Enciso (Cameros, La Rioja, Aptiense). Unpublished PhD thesis, Universidad Politécnica de Madrid, 521 p. (2018).
75. Martín-Closas, C. & Alonso Millán, A. Estratigrafía y bioestratigrafía (Charophyta) del Cretácico Inferior en el sector occidental de la Cuenca de Cameros (Cordillera Ibérica). Rev. Soc. Geol. Esp.11, 253-269 (1998).
76. Marty, D. Sedimentology, taphonomy, and ichnology of Late Jurassic dinosaur tracks from the Jura carbonate platform (Chevenez-Combe Ronde tracksite, NW Switzerland): Insights into the tidal-flat palaeoenvironment and dinosaur diversity, locomotion, and palaeoecology. PhD dissertation, Univ. Fribourg in GeoFocus, 21, 278 p. (2008).
77. Marty, D., Falkingham, P. L. & Richter, A. Dinosaur Track Terminology: A Glossary of Terms in Dinosaur Tracks: The Next Steps (eds. Falkingham, P. L., Marty, D. & Richter, A.) 399-402 (Indiana Univ. Press) (2016).
78. Requeta, L. E., Hernández, N. & Pérez-Lorente, F. La Pellejera: descripción y aportaciones. Heterocronía y variabilidad de un yacimiento con huellas de dinosaurio de La Rioja (España). Zubia18-19, 21-114 (2007).
79. Fornós, J. J., Bromley, R. G., Clemmensen, L. B. & Rodriguez-Perea, A. Tracks and trackways of Myotragus balearicus Bate (Artiodactyla, Caprinae) in Pleistocene aeolianites from Mallorca (Balearic Islands, Western Mediterranean). Palaeogeogr., Palaeoclimatol., Palaeoecol.180, 277–313 (2002).
80. Lockley, M. G. Tracking Dinosaurs, 238 p. (Cambridge University Press, 1991).
81. Henderson, D.M. Footprints, trackways, and hip heights of bipedal dinosaurs–testing hip height predictions with computer models. Ichnos10, 99-114 (2003).
82. Rainforth, E.C. & Manzella, M. Estimating speeds of dinosaurs from trackways: a re-evaluation of assumptions. Contributions to the paleontology of New Jersey (II) in Field Guide and Proceedings 41-48, XXIV Annual Conference and Field Trip, East Stroudsburg (Geological Association of New Jersey 2007).
83. Day, J.J., Norman, D.B., Gale, A.S., Upchurch, P. & Powell, H.P. A Middle Jurassic dinosaur trackway site from Oxfordshire, UK. Palaeontol.,47, 319-348 (2004).