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Drepanomeryx
Taxonomy
Drepanomeryx was named by Sinclair (1915). Its type is Drepanomeryx falciformis.
It was assigned to Dromomerycidae by Sinclair (1915), Janis and Manning (1998); and to Dromomerycini by Prothero and Liter (2007), Prothero and Liter (2008).
It was assigned to Dromomerycidae by Sinclair (1915), Janis and Manning (1998); and to Dromomerycini by Prothero and Liter (2007), Prothero and Liter (2008).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1915 | Drepanomeryx Sinclair |
| 1915 | Drepanomeryx (Drepanomeryx) Sinclair |
| 1915 | Drepanomeryx Sinclair p. 90 figs. 14, 15 |
| 1937 | Drepanomeryx (Drepanomeryx) Frick |
| 1937 | Drepanomeryx (Matthomeryx) Frick |
| 1998 | Drepanomeryx Janis and Manning |
| 2007 | Drepanomeryx Prothero and Liter p. 245 |
| 2008 | Drepanomeryx Prothero and Liter |
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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.
G. †Drepanomeryx Sinclair 1915
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†Drepanomeryx falciformis Sinclair 1915
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Invalid names: Drepanomeryx (Matthomeryx) matthewi Frick 1937 [synonym]
Invalid names: Drepanomeryx (Drepanomeryx) Sinclair 1915 [invalid subgroup], Drepanomeryx (Matthomeryx) Frick 1937 [invalid subgroup]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. R. Prothero and M. R. Liter 2008 | Supraorbital horns elongated and posteriorly di- rected, with small basal flanges; shafts widely bowed inwardly, moder-
ately twisted with bulbous tips, flattened anteroposteriorly. Dentition similar to Dromomeryx, but open anterior fossette on p4. Limbs moder- ately heavily proportioned. Females may have also had horns (modified from Janis and Manning, 1998, p. 482). |
Measurements
No measurements are available
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| Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Janis and Manning 1998, Hendy et al. 2009, Carroll 1988, Nowak 1999, Lillegraven 1979 | |||||
Age range: base of the Early/Lower Barstovian to the top of the Hemphillian or 16.30000 to 4.70000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Barstovian | USA (Texas) | D. falciformis (18665) | |
| Early/Lower Barstovian | USA (Nebraska) | D. falciformis (17971 17983) D. matthewi (17976) | |
| Hemphillian | USA (Colorado) | D. falciformis (18495) |