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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Avimimus
Taxonomy
Avimimus was named by Kurzanov (1981). It is the type genus of Avimimidae. It was considered monophyletic by Currie (2000).
It was assigned to Theropoda by Carroll (1988); to Avimimiformes by Chatterjee (1991); to Arctometatarsalia by Holtz (1994), Holtz (1995); to Maniraptora by Rauhut (2003); to Caenagnathoidea by Lü et al. (2004); to Caenagnathidae by Lü and Zhang (2005); to Avimimidae by Kurzanov (1981), Thulborn (1984), Paul (1988), Currie (2000), Eberth et al. (2001), Osmólska et al. (2004), Longrich et al. (2013), Funston et al. (2018); and to Oviraptorosauria by Maryanska et al. (2002), Turner et al. (2009), Balanoff et al. (2009), Longrich et al. (2010), Xu and Han (2010), Fanti et al. (2012), Lamanna et al. (2014), Lü et al. (2015), Yao et al. (2015), Tsuihiji et al. (2017), Funston (2020).
It was assigned to Theropoda by Carroll (1988); to Avimimiformes by Chatterjee (1991); to Arctometatarsalia by Holtz (1994), Holtz (1995); to Maniraptora by Rauhut (2003); to Caenagnathoidea by Lü et al. (2004); to Caenagnathidae by Lü and Zhang (2005); to Avimimidae by Kurzanov (1981), Thulborn (1984), Paul (1988), Currie (2000), Eberth et al. (2001), Osmólska et al. (2004), Longrich et al. (2013), Funston et al. (2018); and to Oviraptorosauria by Maryanska et al. (2002), Turner et al. (2009), Balanoff et al. (2009), Longrich et al. (2010), Xu and Han (2010), Fanti et al. (2012), Lamanna et al. (2014), Lü et al. (2015), Yao et al. (2015), Tsuihiji et al. (2017), Funston (2020).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Avimimus Kurzanov |
| 1984 | Avimimus Thulborn p. 133 |
| 1988 | Avimimus Carroll |
| 1988 | Avimimus Paul p. 401 |
| 1991 | Avimimus Chatterjee p. 327 |
| 1994 | Avimimus Holtz |
| 1995 | Avimimus Holtz, Jr. p. 35A |
| 2000 | Avimimus Currie p. 443 |
| 2001 | Avimimus Eberth et al. p. 58 |
| 2002 | Avimimus Maryanska et al. pp. 103-4 fig. 1 |
| 2003 | Avimimus Rauhut p. 156 |
| 2004 | Avimimus Lü et al. p. 112 fig. 8 |
| 2004 | Avimimus Osmólska et al. p. 166 |
| 2005 | Avimimus Lü and Zhang p. 417 |
| 2009 | Avimimus Balanoff et al. p. 2 |
| 2009 | Avimimus Turner et al. p. 11 |
| 2010 | Avimimus Longrich et al. p. 953 fig. 7 |
| 2010 | Avimimus Xu and Han p. 16 fig. 3 |
| 2012 | Avimimus Fanti et al. p. 10 |
| 2013 | Avimimus Longrich et al. p. 41 fig. 14 |
| 2014 | Avimimus Lamanna et al. p. 10 fig. 6 |
| 2015 | Avimimus Lü et al. |
| 2015 | Avimimus Yao et al. p. 292 |
| 2017 | Avimimus Tsuihiji et al. p. 9–10 |
| 2018 | Avimimus Funston et al. |
| 2020 | Avimimus Funston p. 136 fig. 20 |
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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.
G. †Avimimus Kurzanov 1981
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†Avimimus nemegtensis Funston et al. 2018
†Avimimus portentosus Kurzanov 1981
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. Chatterjee 1991 | Apomorphous characters of Avimimus
(10) Ascending process of quadratojugal is lost as in other birds, so that the quadrate forms the posterior margin of the lower temporal fenestra; however, unlike any other birds, the quadrate is fused to the squamosal; (11) teeth present in premaxilla, but absent in maxilla and dentary. |
Measurements
No measurements are available
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| Source: g = genus, infrao = infraorder, o = order | |||||
| References: Peczkis 1995, Marsh 1875, Averianov and Yarkov 2004 | |||||
Age range: base of the Maastrichtian to the top of the Early/Lower Maastrichtian or 72.10000 to 66.00000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | Mongolia (Omnogov) | A. portentosus (65344) | |
| Late/Upper Campanian | Canada (Alberta) | A. sp. (162141) | |
| Middle Campanian - Late/Upper Campanian | Mongolia (Omnogov) | A. portentosus (51971) | |
| Maastrichtian | Mongolia (Omnogov) | A. sp. (55257 59087 108341 108344) | |
| Early/Lower Maastrichtian | Mongolia (Omnogov) | A. sp. (221153) |