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Saurolophus osborni
Taxonomy
Saurolophus osborni was named by Brown (1912). Its type specimen is AMNH 5220, a skeleton, and it is a 3D fossil preserving soft parts. Its type locality is Tolman Ferry, Red Deer River (AMNH), which is in a Maastrichtian fluvial-lacustrine sandstone in the Horseshoe Canyon Formation of Canada.
Synonymy list
| Year | Name and author |
|---|---|
| 1912 | Saurolophus osborni Brown |
| 1913 | Saurolophus osborni Brown p. 388 |
| 1914 | Saurolophus osborni Brown p. 376 |
| 1916 | Saurolophus osborni Lambe p. 197 |
| 1924 | Saurolophus osborni Gilmore p. 34 |
| 1927 | Saurolophus osborni Huene p. 260 |
| 1930 | Saurolophus osborni Hay p. 217 |
| 1930 | Saurolophus osborni Russell p. 151 |
| 1933 | Saurolophus osborni Gilmore p. 62 |
| 1933 | Saurolophus osborni Russell p. 129 |
| 1940 | Saurolophus osborni Russell p. 2 |
| 1942 | Saurolophus osborni Lull and Wright pp. 175-177 figs. 65-66 |
| 1952 | Saurolophus osborni Rozhdestvensky p. 407 |
| 1957 | Saurolophus osborni Rozhdestvensky p. 148 |
| 1960 | Saurolophus osborni Jeletzky p. 35 |
| 1964 | Saurolophus osborni Kuhn p. 26 |
| 1964 | Saurolophus osborni Russell p. 15 |
| 1964 | Saurolophus osborni Tatarinov p. 565 |
| 1965 | Saurolophus osborni Rozhdestvensky |
| 1966 | Saurolophus osborni Russell p. 14 |
| 1967 | Saurolophus osborni Russell and Chamney p. 12 |
| 1970 | Saurolophus osborni Swinton p. 221 |
| 1980 | Saurolophus osborni Drake p. 195 |
| 1981 | Saurolophus osborni Maryanska and Osmólska p. 18 |
| 1983 | Saurolophus osborni Weishampel and Weishampel p. 44 |
| 1984 | Saurolophus osborni Kielan-Jaworowska p. 102 |
| 1984 | Saurolophus osborni Maryanska and Osmólska pp. 132-133 |
| 1988 | Saurolophus osborni Horner p. 317 |
| 1990 | Saurolophus osborni Weishampel and Horner p. 556 |
| 1991 | Saurolophus osborni Molnar p. 169 |
| 1992 | Saurolophus osborni Horner p. 16 |
| 1997 | Saurolophus osborni Eberth p. 201 |
| 1998 | Saurolophus osborni Godefroit et al. p. 26 |
| 2000 | Saurolophus osborni Currie p. 277 |
| 2000 | Saurolophus osborni Norman and Sues p. 466 |
| 2004 | Saurolophus osborni Horner et al. p. 441 |
| 2006 | Saurolophus osborni Lund and Gates p. 274 |
| 2006 | Saurolophus osborni Prieto-Márquez et al. p. 932 |
| 2007 | Saurolophus osborni Tsogtbaatar and Chinzorig p. 51 |
| 2008 | Saurolophus osborni Godefroit et al. p. 66 |
| 2009 | Saurolophus osborni Gates and Farke p. 1162 |
| 2010 | Saurolophus osborni Bell and Evans p. 1418 |
| 2010 | Saurolophus osborni Prieto-Marquez p. 845 |
| 2010 | Saurolophus osborni Prieto-Marquez and Salinas p. 830 |
| 2010 | Saurolophus osborni Prieto-Márquez p. 3 |
| 2010 | Saurolophus osborni Prieto-Márquez and Wagner p. 1243 fig. 3 |
| 2011 | Saurolophus osborni Prieto-Márquez p. 63 |
| 2012 | Saurolophus osborni Bell p. 1 |
| 2012 | Saurolophus osborni Godefroit et al. p. 15 |
| 2012 | Saurolophus osborni Prieto-Márquez p. 524 |
| 2012 | Saurolophus osborni Ramírez-Velasco et al. p. 392 |
| 2013 | Saurolophus osborni Farke et al. p. 39 |
| 2013 | Saurolophus osborni Prieto-Marquez |
| 2014 | Saurolophus osborni Bell p. 579 |
| 2014 | Saurolophus osborni Bell et al. p. 70 |
| 2014 | Saurolophus osborni Bell et al. p. 177 |
| 2014 | Saurolophus osborni Campione p. 239 |
| 2014 | Saurolophus osborni Gates et al. p. 163 |
| 2014 | Saurolophus osborni Prieto-Márquez and Wagner p. 596 |
| 2015 | Saurolophus osborni Cuesta et al. p. 53 |
| 2016 | Saurolophus osborni Lehman et al. p. 338 |
| 2017 | Saurolophus osborni Cruzado-Caballero and Powell p. 11 |
| 2018 | Saurolophus osborni Fondevilla et al. p. 19 |
| 2018 | Saurolophus osborni Gates et al. p. 36 |
| 2020 | Saurolophus osborni Dalla Vecchia p. 612 |
| 2021 | Saurolophus osborni Kobayashi et al. p. 1 |
| 2021 | Saurolophus osborni McDonald et al. p. 14 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Saurolophus osborni Brown 1912
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. Brown 1913 | Skull with long posterior bony crest formed by prolongation of frontal, prefrontal and nasal. Lachrymal very long. Superior process of premaxillary extending to posterior border of nares. Radius and humerus of equal length. Sacrum composed of eight vertebra. Pelvis with ischium terminating in expanded foot-like end; pubis with short anterior expanded blade; ilium strongly arched, anterior process a decurved thin vertical plate. Femur with fourth trochanter below middle of shaft. Phalanges of digits II and IV short. |
Measurements
No measurements are available
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| Source: g = genus, subo = suborder, o = order | |||||
| References: Marsh 1875, Peczkis 1995, Benton 1983 | |||||
Age range: Early/Lower Maastrichtian or 72.20000 to 66.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian - Early/Lower Maastrichtian | Canada (Alberta) | Trachodon selwyni (150979) | |
| Early/Lower Maastrichtian | Canada (Alberta) | Hadrosauridae indet. (type locality: 64430) |