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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Megalesthonyx
Taxonomy
Megalesthonyx was named by Rose (1971). It is not extant. Its type is Megalesthonyx hopsoni.
It was assigned to Trogosinae by Lucas and Schoch (1998); to Yuesthonychidae by Tong et al. (2003); to Tillodontia by Wang and Jin (2004); and to Esthonychidae by Rose (1971), Carroll (1988) and Miyata (2007).
It was assigned to Trogosinae by Lucas and Schoch (1998); to Yuesthonychidae by Tong et al. (2003); to Tillodontia by Wang and Jin (2004); and to Esthonychidae by Rose (1971), Carroll (1988) and Miyata (2007).
Species
M. hopsoni (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Megalesthonyx Rose |
| 1988 | Megalesthonyx Carroll |
| 1998 | Megalesthonyx Lucas and Schoch p. 271 |
| 2003 | Megalesthonyx Tong et al. |
| 2004 | Megalesthonyx Wang and Jin |
| 2007 | Megalesthonyx Miyata p. 672 |
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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: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Ji et al. 2002, Hendy et al. 2009, Lucas and Schoch 1998, Lillegraven 1979 | |||||
Age range: base of the Wasatchian to the top of the Bridgerian or 55.80000 to 46.20000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wasatchian | USA (Colorado) | M. sp. (15650) | |
| Wasatchian | USA (Wyoming) | M. hopsoni (15565 15566 15567 15568 46748) M. sp. (15569) | |
| Bridgerian | USA (Wyoming) | M. hopsoni (16415) |