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Taxonomy
Oxydactylus longirostris was named by Peterson (1911). Its type specimen is CM 2498, a partial skeleton (Skull, lower jaws, greater portion of the neck, fragments of humerus, and ulno-radius), and it is a 3D body fossil. Its type locality is Whistle Creek (Upper), which is in a Harrisonian terrestrial horizon in the Marsland Formation of Nebraska.
It was recombined as Tanymykter longirostris by Honey (2007).
It was recombined as Tanymykter longirostris by Honey (2007).
Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Oxydactylus longirostris Peterson p. 260 |
| 1998 | Oxydactylus longirostris Honey et al. p. 451 |
| 2007 | Tanymykter longirostris Honey |
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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.
†Tanymykter longirostris Peterson 1911
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| O. A. Peterson 1911 | Skull proportionately heavy and elongated when compared with that of other species of the genus, premaxillaries longer, a further reduction of the s,ise of the first and second pairs of incisors, longer diastemata, and cervical vertebrae relatively short. |
Measurements
No measurements are available
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| Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Lillegraven 1979, Nowak 1999, Nowak 1991, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Hemingfordian to the top of the Harrisonian or 20.43000 to 18.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Harrisonian | USA (Nebraska) | Oxydactylus longirostris (type locality: 17858) | |
| Hemingfordian | USA (Nebraska) | Oxydactylus longirostris (17915) |