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Arretosauridae
Taxonomy
Arretosauridae was named by Gilmore (1943). It is not extant. Its type is Arretosaurus.
It was assigned to Iguania by Kuhn (1966), Estes (1983), Carroll (1988).
It was assigned to Iguania by Kuhn (1966), Estes (1983), Carroll (1988).
Subtaxa
Synonymy list
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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.
Fm. †Arretosauridae Gilmore 1943
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum, uc = unranked clade | |||||
| References: Hendy et al. 2009, Kiessling 2004, Carroll 1988 | |||||
Age range: base of the Middle Eocene to the top of the Early/Lower Oligocene or 48.07000 to 27.30000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene | Mongolia (Ovorhangai) | Dornosaurus gobiensis, Khaichinguana eocaenica (93596) | |
| Late/Upper Eocene | Mongolia (Dornogov) | Ergiliinsaurus postumus (174683 174715) | |
| Late/Upper Eocene | China (Shanxi) | Hemishinisaurus latifrons (179811) | |
| Early/Lower Oligocene | China (Nei Mongol) | Arretosaurus ornatus (178876) |