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Xantusia downsi
Taxonomy
Xantusia downsi was named by Norell (1989). It is not extant. Its type specimen is LACM 1114/123301 (right spleniodentary). Its type locality is Anza Borrego Desert State Park lizards, which is in a Blancan/Irvingtonian terrestrial horizon in the Palm Springs Formation of California.
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Xantusia downsi Norell |
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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.
†Xantusia downsi Norell 1989
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class, subp = subphylum, uc = unranked clade | |||||
| References: Behler and King 1979, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Blancan to the top of the Irvingtonian or 4.90000 to 0.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blancan - Irvingtonian | USA (California) | Xantusia downsi (type locality: 199543) |