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Alvarezsaurus
Taxonomy
Alvarezsaurus was named by Bonaparte (1991). It is the type genus of Alvarezsauridae, Alvarezsauroidea.
It was assigned to Maniraptora by Holtz (1995); and to Alvarezsauridae by Bonaparte (1991), Novas (1994), Chiappe et al. (1996), Bonaparte (1996), Novas (1996), Chiappe (1996), Novas (1997), Chiappe et al. (1998), Chiappe (2002), Chiappe et al. (2002), Padian (2004), Martínez and Novas (2006), Martinelli and Vera (2007), Longrich and Currie (2009), Turner et al. (2009), Salgado et al. (2009), Xu et al. (2010), Choiniere et al. (2010), Nesbitt et al. (2011), Agnolin et al. (2012), Candeiro and Harris (2012), Novas et al. (2013), Averianov and Lopatin (2021) and Kubo et al. (2023).
It was assigned to Maniraptora by Holtz (1995); and to Alvarezsauridae by Bonaparte (1991), Novas (1994), Chiappe et al. (1996), Bonaparte (1996), Novas (1996), Chiappe (1996), Novas (1997), Chiappe et al. (1998), Chiappe (2002), Chiappe et al. (2002), Padian (2004), Martínez and Novas (2006), Martinelli and Vera (2007), Longrich and Currie (2009), Turner et al. (2009), Salgado et al. (2009), Xu et al. (2010), Choiniere et al. (2010), Nesbitt et al. (2011), Agnolin et al. (2012), Candeiro and Harris (2012), Novas et al. (2013), Averianov and Lopatin (2021) and Kubo et al. (2023).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1991 | Alvarezsaurus Bonaparte p. 82 |
| 1994 | Alvarezsaurus Novas |
| 1995 | Alvarezsaurus Holtz, Jr. p. 35A |
| 1996 | Alvarezsaurus Bonaparte p. 95 |
| 1996 | Alvarezsaurus Chiappe p. 541 |
| 1996 | Alvarezsaurus Chiappe et al. p. 560 fig. 2 |
| 1996 | Alvarezsaurus Novas p. 676 fig. 1 |
| 1997 | Alvarezsaurus Novas p. 162 fig. 32 |
| 1998 | Alvarezsaurus Chiappe et al. p. 277 fig. 4 |
| 2002 | Alvarezsaurus Chiappe p. 451 fig. 20.1 |
| 2002 | Alvarezsaurus Chiappe et al. p. 90 |
| 2004 | Alvarezsaurus Padian p. 211 |
| 2006 | Alvarezsaurus Martínez and Novas p. 243 |
| 2007 | Alvarezsaurus Martinelli and Vera p. 12 |
| 2009 | Alvarezsaurus Longrich and Currie p. 246 fig. 11 |
| 2009 | Alvarezsaurus Salgado et al. p. 77 |
| 2009 | Alvarezsaurus Turner et al. p. 3 |
| 2010 | Alvarezsaurus Choiniere et al. p. 573 fig. 2 |
| 2010 | Alvarezsaurus Xu et al. p. 14 fig. 8 |
| 2011 | Alvarezsaurus Nesbitt et al. p. 149 |
| 2012 | Alvarezsaurus Agnolin et al. p. 47 |
| 2012 | Alvarezsaurus Candeiro and Harris p. 74 |
| 2013 | Alvarezsaurus Novas et al. p. 195 |
| 2021 | Alvarezsaurus Averianov and Lopatin |
| 2023 | Alvarezsaurus Kubo et al. p. 29 fig. 18 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, subo = suborder, o = order | |||||
| References: Peczkis 1995, Benton 1983, Marsh 1875 | |||||