Reptilia - Ornithischia - Stegosauridae

Synonyms: Diracodon Marsh 1881, Hypsirhophus Cope 1878, Hypsirophus Cope 1878, Hysirophus Cope 1878

Full reference: O. C. Marsh. 1877. A new order of extinct Reptilia (Stegosauria) from the Jurassic of the Rocky Mountains. American Journal of Science and Arts 14:513-514

Parent taxon: Stegosaurinae according to S. Sánchez-Fenollosa and A. Cobos 2025

See also Blows 2001, Bonaparte 1986, Carpenter and Galton 2001, Carrano 2025, Carroll 1988, Chakravarti 1934, Charig 1967, Chure et al. 2006, Cope 1878, Delair 1960, Dodson 1997, Dollo 1884, Dollo 1885, Dollo 1889, Dong et al. 1983, Escaso et al. 2007, Escaso et al. 2007, Gadow 1897, Gadow 1898, Gadow 1901, Galton 1977, Galton 1980, Galton 1990, Galton 2007, Galton and Upchurch 2004, Gilmore 1914, Hay 1902, Hay 1930, Hennig 1915, Hoffstetter 1957, Hoffstetter and Brun 1958, Huene 1909, Joleaud 1922, Kuhn 1964, Lambe 1918, Lull 1924, Lydekker 1893, Madsen and Miller 1979, Maidment et al. 2008, Maidment et al. 2006, Mansel-Pleydell 1902, Marsh 1877, Marsh 1880, Marsh 1881, Marsh 1884, Marsh 1885, Marsh 1887, Marsh 1892, Marsh 1893, Marsh 1895, Marsh 1896, Mateus et al. 2009, Mateus and Milàn 2010, McIntosh 1981, Miller et al. 1991, Nopcsa 1901, Nopcsa 1928, Olshevsky and Ford 1993, Piveteau 1926, Quenstedt 1882, Romer 1956, Romer 1966, Russell 1984, Sauvage 1882, Sereno 1986, Sereno 1998, Swinton 1970, Tatarinov 1964, Tornier 1913, Ulansky 2014, von Zittel 1911, Williston 1878, Winkler 1893, Young 1959, Zhou 1983, Zhou 1986 and Zittel 1890

Sister taxa: Hesperosaurus, Jiangjunosaurus, Loricatosaurus, Wuerhosaurus, Yanbeilong

Subtaxa: Diracodon laticeps Hypsirophus discurus Hypsirophus seeleyanus Stegosaurus affinis Stegosaurus armatus Stegosaurus armatus Stegosaurus duplex Stegosaurus stenops Stegosaurus sulcatus Stegosaurus ungulatus

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Ecology: ground dwelling herbivore

Distribution:

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Specimen images are retrieved through the ePANDDA API.