| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Xiphopeza
Taxonomy
Xiphopeza was named by Hitchcock (1848). It is considered to be a form taxon. Its type is Xiphopeza triplex.
It was assigned to Lacertilia by Hitchcock (1848); to Dinosauria by Lull (1904); to Reptilia by Lull (1917); to Amphibia by Kuhn (1958); and to Lacertoidea by Haubold (1974).
It was assigned to Lacertilia by Hitchcock (1848); to Dinosauria by Lull (1904); to Reptilia by Lull (1917); to Amphibia by Kuhn (1958); and to Lacertoidea by Haubold (1974).
Species
X. triplex (type species)
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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
| Reference | Diagnosis | |
|---|---|---|
| E. Hitchcock 1848 | Tetradactylous: three toes directed forward; the fourth being a prolongation backward of the outer toe. Heel stout, expanding posteriorly. Hind and fore feet unequal, resembling three swords, or daggers, in a complex sheath. |
Measurements
No measurements are available
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| Source: subc = subclass, c = class, subp = subphylum, p = phylum | |||||
| References: Bambach et al. 2007, Hendy et al. 2009, Kiessling 2004, Carroll 1988 | |||||
Age range: Hettangian or 201.40000 to 199.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hettangian | USA (Massachusetts) | X. triplex (52986) | |
| Hettangian - Sinemurian | USA (Massachusetts) | X. triplex (52987 52996) |