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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Saurexallopus
Taxonomy
Saurexallopus was named by Harris (1997).
It was assigned to Theropoda by Harris (1997) and Lockley et al. (2003); to Therizinosauria by Fiorillo and Adams (2012); to Oviraptorosauria by Gierlinski and Lockley (2013); to Caenagnathidae by Lamanna et al. (2014); and to Oviraptoridae by McCrea et al. (2015).
It was assigned to Theropoda by Harris (1997) and Lockley et al. (2003); to Therizinosauria by Fiorillo and Adams (2012); to Oviraptorosauria by Gierlinski and Lockley (2013); to Caenagnathidae by Lamanna et al. (2014); and to Oviraptoridae by McCrea et al. (2015).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1996 | Exallopus Harris et al. p. 390 figs. 5-6 |
| 1997 | Saurexallopus Harris p. 139 |
| 2003 | Saurexallopus Lockley et al. p. 239 |
| 2012 | Saurexallopus Fiorillo and Adams p. 399 |
| 2013 | Saurexallopus Gierlinski and Lockley p. 529 |
| 2014 | Saurexallopus Lamanna et al. p. 14 |
| 2015 | Saurexallopus McCrea et al. p. 249 |
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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. †Saurexallopus Harris 1997
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†Saurexallopus cordata McCrea et al. 2014
†Saurexallopus lovei Harris et al. 1996
†Saurexallopus zerbsti Lockley et al. 2003
Invalid names: Exallopus Harris et al. 1996 [replaced]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. G. Lockley et al. 2003 | Tetradactyl track with slender toe impressions, and prominent hallux trace extended medially to postero-medially. Formula for digital pad impressions is 2,2,3,?4 corresponding to digits I–IV, respectively. Metapodial impressions subtriangular and slightly asymmetric with anterior apex converging with proximal portion of digit three. Digit IV connected to metapodial proximally, whereas digit II connects distally. Trackway narrow with relatively short step. |
Measurements
No measurements are available
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| Source: infrao = infraorder, o = order | |||||
| References: Averianov and Yarkov 2004, Marsh 1875 | |||||
Age range: base of the Maastrichtian to the top of the Lancian or 72.10000 to 66.00000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | Canada (British Columbia) | S. cordata (214452) | |
| Late/Upper Campanian | Poland (Lubelskie) | S. sp. (182634) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | USA (Alaska) | S. sp. (154802) | |
| Maastrichtian | USA (Colorado) | S. sp. (231021) | |
| Maastrichtian | USA (Wyoming) | Exallopus lovei (50305 50306) | |
| Lancian | USA (Wyoming) | S. zerbsti (60172) |