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Crosbysaurus
Taxonomy
Crosbysaurus was named by Heckert (2004). It is not extant.
It was assigned to Ornithischia by Heckert (2004); to Archosauria by Parker (2005); to Ornithischia by Heckert and Lucas (2006); and to Archosauriformes by Irmis (2005), Irmis et al. (2007) and Nesbitt et al. (2007).
It was assigned to Ornithischia by Heckert (2004); to Archosauria by Parker (2005); to Ornithischia by Heckert and Lucas (2006); and to Archosauriformes by Irmis (2005), Irmis et al. (2007) and Nesbitt et al. (2007).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2004 | Crosbysaurus Heckert pp. 66-69 figs. 51, 53A-C |
| 2005 | Crosbysaurus Irmis p. 71 |
| 2005 | Crosbysaurus Parker p. 43 |
| 2006 | Crosbysaurus Heckert and Lucas p. 100 |
| 2007 | Crosbysaurus Irmis et al. p. 7 |
| 2007 | Crosbysaurus Nesbitt et al. p. 230 |
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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: subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Age range: Norian or 228.00000 to 208.50000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carnian - Norian | USA (Utah) | C. sp. (196167) | |
| Norian | USA (Arizona) | C. harrisae (223390) C. sp., C. harrisae (48547) | |
| Norian | USA (Texas) | C. harrisae (13266 48424) | |
| Norian | USA (North Carolina) | C. sp. (99541) | |
| Norian | USA (New Mexico) | Ornithischia indet., Tecovasaurus sp. (55248) |