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Marshosaurus
Taxonomy
Marshosaurus was named by Madsen (1976). It is not extant.
It was assigned to Megalosauridae by Madsen and Miller (1979); to Megalosaurinidae by Russell (1984); to Eustreptospondylinae by Paul (1988); to Theropoda by Madsen (1976), Galton (1977), Carroll (1988); to Allosauridae by Kurzanov (1989); to Dromaeosauridae by Miller et al. (1991); to Carnosauria by Chure et al. (1993); to Avetheropoda by Holtz et al. (2004); to Theropoda by Chure et al. (2006); to Tetanurae by Benson and Barrett (2009); and to Piatnitzkysauridae by Carrano et al. (2012), Hanson and Makovicky (2013), Rauhut et al. (2016).
It was assigned to Megalosauridae by Madsen and Miller (1979); to Megalosaurinidae by Russell (1984); to Eustreptospondylinae by Paul (1988); to Theropoda by Madsen (1976), Galton (1977), Carroll (1988); to Allosauridae by Kurzanov (1989); to Dromaeosauridae by Miller et al. (1991); to Carnosauria by Chure et al. (1993); to Avetheropoda by Holtz et al. (2004); to Theropoda by Chure et al. (2006); to Tetanurae by Benson and Barrett (2009); and to Piatnitzkysauridae by Carrano et al. (2012), Hanson and Makovicky (2013), Rauhut et al. (2016).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Marshosaurus Madsen, Jr. pp. 51-52 figs. 1-5 |
| 1977 | Marshosaurus Galton p. 230 |
| 1979 | Marshosaurus Madsen and Miller p. 5 |
| 1984 | Marshosaurus Russell p. 22 |
| 1988 | Marshosaurus Carroll |
| 1988 | Marshosaurus Paul p. 289 |
| 1989 | Marshosaurus Kurzanov p. 4 |
| 1991 | Marshosaurus Miller et al. p. 40 |
| 1993 | Marshosaurus Chure et al. p. 28 |
| 2004 | Marshosaurus Holtz, Jr. et al. p. 77 |
| 2006 | Marshosaurus Chure et al. p. 236 |
| 2009 | Marshosaurus Benson and Barrett p. 137 |
| 2012 | Marshosaurus Carrano et al. p. 251 |
| 2013 | Marshosaurus Hanson and Makovicky p. 780 |
| 2016 | Marshosaurus Rauhut et al. p. 38 |
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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, o = order | |||||
| References: Peczkis 1995, Marsh 1875 | |||||
Age range: base of the Tithonian to the top of the Early/Lower Tithonian or 149.20000 to 145.06000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian - Tithonian | USA (Utah) | Megalosauridae indet. (55350) | |
| Late/Upper Kimmeridgian - Early/Lower Tithonian | USA (Colorado) | M. bicentesimus (45975) | |
| Tithonian | USA (Utah) | M. bicentesimus (46439) |