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Ophiacodon hilli
Taxonomy
Winfieldia hilli was named by Romer (1925). Its type specimen is FMNH (WM) 454, a partial skeleton, and it is a 3D body fossil. Its type locality is Wildcat Canyon, which is in a Sakmarian/Artinskian marine horizon in the Barneston Limestone Formation of Kansas. It is the type species of Winfieldia.
It was recombined as Ophiacodon hilli by Romer and Price (1940) and Reisz (1986).
It was recombined as Ophiacodon hilli by Romer and Price (1940) and Reisz (1986).
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Winfieldia hilli Romer p. 182 figs. 1-3 |
| 1930 | Winfieldia hilli Hay p. 50 |
| 1940 | Ophiacodon hilli Romer and Price pp. 18, 242 |
| 1986 | Ophiacodon hilli Reisz p. 70 |
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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.
†Ophiacodon hilli Romer 1925
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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: Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Sakmarian to the top of the Artinskian or 293.52000 to 279.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian - Artinskian | USA (Kansas) | Winfieldia hilli (type locality: 80732) |