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Daspletosaurus torosus
Taxonomy
Daspletosaurus torosus was named by Russell (1970). Its type specimen is NMC 8506, a partial skeleton, and it is a 3D body fossil. Its type locality is RTMP Quarry 72, Steveville, (NMC), which is in a Campanian fine channel fill sandstone in the Oldman Formation of Canada. It was considered monophyletic by Currie (2000).
It was recombined as Tyrannosaurus torosus by Paul (1988); it was synonymized subjectively with Gorgosaurus libratus by Carr (1995); it was misspelled as Daspletosaurus torrosus by Mader and Bradley (1989), Molnar et al. (1990), Molnar (1991), Currie (1992), Carpenter (1992), Eberth (1997), Carr (1999), Currie (2000), Eberth et al. (2001), Holtz (2001), Rauhut (2003), Currie et al. (2003), Currie (2003), Holtz (2004), Currie et al. (2005), Currie (2005), Malkani (2006), Urban and Lamanna (2006), Cooper et al. (2008), Eberth and Evans (2011), Hone et al. (2011), Lehman and Wick (2013), Dalman (2013), McCrea et al. (2014), Peecook and Sidor (2015), Currie and Koppelhus (2015), Carr et al. (2017), Buckley et al. (2018), Dalman et al. (2018), McDonald et al. (2018) and Yun (2020).
It was recombined as Tyrannosaurus torosus by Paul (1988); it was synonymized subjectively with Gorgosaurus libratus by Carr (1995); it was misspelled as Daspletosaurus torrosus by Mader and Bradley (1989), Molnar et al. (1990), Molnar (1991), Currie (1992), Carpenter (1992), Eberth (1997), Carr (1999), Currie (2000), Eberth et al. (2001), Holtz (2001), Rauhut (2003), Currie et al. (2003), Currie (2003), Holtz (2004), Currie et al. (2005), Currie (2005), Malkani (2006), Urban and Lamanna (2006), Cooper et al. (2008), Eberth and Evans (2011), Hone et al. (2011), Lehman and Wick (2013), Dalman (2013), McCrea et al. (2014), Peecook and Sidor (2015), Currie and Koppelhus (2015), Carr et al. (2017), Buckley et al. (2018), Dalman et al. (2018), McDonald et al. (2018) and Yun (2020).
Synonymy list
Year | Name and author |
---|---|
1970 | Daspletosaurus torosus Russell pp. 13-14 figs. 6-9 |
1974 | Daspletosaurus torosus Molnar p. 1011 |
1976 | Daspletosaurus torosus Kurzanov |
1976 | Daspletosaurus torosus Lawson p. 160 fig. 3 |
1977 | Daspletosaurus torosus Perle p. 111 |
1979 | Daspletosaurus torosus Baird and Horner p. 9 |
1980 | Daspletosaurus torosus Lisak p. 52 |
1980 | Daspletosaurus torosus Molnar p. 103 |
1986 | Daspletosaurus torosus Gauthier p. 9 |
1987 | Daspletosaurus torosus Currie p. 52 |
1988 | Tyrannosaurus torosus Paul p. 339 |
1989 | Daspletosaurus torrosus Mader and Bradley p. 44 |
1990 | Daspletosaurus torosus Molnar et al. p. 190 |
1991 | Daspletosaurus torosus Molnar p. 165 |
1992 | Daspletosaurus torosus Carpenter pp. 260-1 |
1992 | Daspletosaurus torosus Currie p. 246 |
1997 | Daspletosaurus torosus Eberth p. 201 |
1999 | Daspletosaurus torosus Carr pp. 498-499 |
2000 | Daspletosaurus torosus Currie p. 448 |
2001 | Daspletosaurus torosus Eberth et al. p. 56 |
2001 | Daspletosaurus torosus Holtz, Jr. p. 70 fig. 7.2 |
2003 | Daspletosaurus torosus Currie p. 654 |
2003 | Daspletosaurus torosus Currie et al. p. 231 |
2003 | Daspletosaurus torosus Rauhut p. 43 |
2004 | Daspletosaurus torosus Holtz, Jr. p. 112 |
2005 | Daspletosaurus torosus Currie p. 4 |
2005 | Daspletosaurus torosus Currie et al. p. 319 |
2006 | Daspletosaurus torosus Malkani p. 8 |
2006 | Daspletosaurus torosus Urban and Lamanna p. 234 |
2008 | Daspletosaurus torosus Cooper et al. |
2011 | Daspletosaurus torosus Eberth and Evans p. 18 |
2011 | Daspletosaurus torosus Hone et al. p. 502 |
2013 | Daspletosaurus torosus Dalman p. 242 |
2013 | Daspletosaurus torosus Lehman and Wick p. 471 |
2014 | Daspletosaurus torosus McCrea et al. p. 3 |
2015 | Daspletosaurus torosus Currie and Koppelhus p. 626 |
2015 | Daspletosaurus torosus Peecook and Sidor p. 9 |
2017 | Daspletosaurus torosus Carr et al. p. 6 |
2018 | Daspletosaurus torosus Buckley et al. p. 1234 |
2018 | Daspletosaurus torosus Dalman et al. p. 125 |
2018 | Daspletosaurus torosus McDonald et al. p. 2 |
2020 | Daspletosaurus torosus Yun p. 4 |
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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.
†Daspletosaurus torosus Russell 1970
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Diagnosis
Reference | Diagnosis | |
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K. Carpenter 1992 | (Cranial) Premaxilla does not contact nasals under external nares; lacrymal horn well developed; postorbital rugose, although less than Tyrannosaurus; pro-maxillary fenestra very small; surangular foramen very large. (Postcranial) Postacetabular blade of ilium very long; ischium straight; scapula broadens gradually posteriorly; acromion process of scapula forms a continuous arc with the coracoid. |